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static/app.js

@@ -1,721 +1,787 @@
-function hugpanel() {
-  return {
-    // ── Auth State ──
-    user: null,
-    token: localStorage.getItem('hugpanel_token'),
-    adminApiUrl: localStorage.getItem('hugpanel_admin_url') || '',
-    authLoading: true,
-    authMode: 'login',
-    authError: '',
-    authSubmitting: false,
-    loginForm: { username: '', password: '' },
-    registerForm: { username: '', email: '', password: '' },
-
-    // ── State ──
-    sidebarOpen: false,
-    zones: [],
-    currentZone: localStorage.getItem('hugpanel_zone') || null,
-    activeTab: localStorage.getItem('hugpanel_tab') || 'files',
-    maxZones: 0,
-    motd: '',
-    registrationDisabled: false,
-    isDesktop: window.innerWidth >= 1024,
-    tabs: [
-      { id: 'files', label: 'Files', icon: 'folder' },
-      { id: 'editor', label: 'Editor', icon: 'file-code' },
-      { id: 'terminal', label: 'Terminal', icon: 'terminal' },
-      { id: 'ports', label: 'Ports', icon: 'radio' },
-      { id: 'backup', label: 'Backup', icon: 'cloud' },
-    ],
-
-    // Files
-    files: [],
-    currentPath: '',
-    filesLoading: false,
-    showNewFile: false,
-    showNewFolder: false,
-    newFileName: '',
-    newFolderName: '',
-
-    // Editor
-    editorFile: null,
-    editorContent: '',
-    editorOriginal: '',
-    editorDirty: false,
-
-    // Terminal
-    term: null,
-    termWs: null,
-    termFit: null,
-    termZone: null,
-
-    // Ports
-    ports: [],
-    newPort: null,
-    newPortLabel: '',
-
-    // Backup
-    backupStatus: { configured: false, admin_url: null, running: false, last: null, error: null, progress: '' },
-    backupList: [],
-    backupLoading: false,
-
-    // Create Zone
-    showCreateZone: false,
-    createZoneName: '',
-    createZoneDesc: '',
-
-    // Rename
-    showRename: false,
-    renameOldPath: '',
-    renameNewName: '',
-
-    // Toast
-    toast: { show: false, message: '', type: 'info' },
-
-    // ── Computed ──
-    get currentPathParts() {
-      return this.currentPath ? this.currentPath.split('/').filter(Boolean) : [];
-    },
-
-    // ── Init ──
-    async init() {
-      // Load backup status to get adminApiUrl
-      await this.loadBackupStatus();
-      if (this.backupStatus.admin_url) {
-        this.adminApiUrl = this.backupStatus.admin_url;
-        localStorage.setItem('hugpanel_admin_url', this.adminApiUrl);
-      }
-
-      // Load config (MOTD, registration state, zone limit) early
-      await this._loadZoneLimit();
-
-      // Try to restore session from stored token
-      if (this.token && this.adminApiUrl) {
-        try {
-          const resp = await fetch(`${this.adminApiUrl}/auth/me`, {
-            headers: { 'Authorization': `Bearer ${this.token}` },
-          });
-          if (resp.ok) {
-            const data = await resp.json();
-            this.user = data.user;
-          } else {
-            // Token invalid/expired — clear it
-            this.token = null;
-            localStorage.removeItem('hugpanel_token');
-          }
-        } catch {
-          // Worker unreachable — keep token, let user retry
-        }
-      } else if (!this.adminApiUrl) {
-        // No admin URL available — can't verify token but don't clear it
-      } else {
-        // No token stored
-        this.token = null;
-      }
-
-      this.authLoading = false;
-
-      if (this.user) {
-        await this._loadPanel();
-      }
-
-      this.$nextTick(() => lucide.createIcons());
-
-      // Watch for icon updates
-      this.$watch('zones', () => this.$nextTick(() => lucide.createIcons()));
-      this.$watch('files', () => this.$nextTick(() => lucide.createIcons()));
-      this.$watch('activeTab', () => this.$nextTick(() => lucide.createIcons()));
-      this.$watch('currentZone', () => this.$nextTick(() => lucide.createIcons()));
-      this.$watch('ports', () => this.$nextTick(() => lucide.createIcons()));
-      this.$watch('backupList', () => this.$nextTick(() => lucide.createIcons()));
-      this.$watch('backupStatus', () => this.$nextTick(() => lucide.createIcons()));
-      this.$watch('showCreateZone', () => {
-        this.$nextTick(() => {
-          lucide.createIcons();
-          if (this.showCreateZone) this.$refs.zoneNameInput?.focus();
-        });
-      });
-      this.$watch('showNewFile', () => {
-        this.$nextTick(() => { if (this.showNewFile) this.$refs.newFileInput?.focus(); });
-      });
-      this.$watch('showNewFolder', () => {
-        this.$nextTick(() => { if (this.showNewFolder) this.$refs.newFolderInput?.focus(); });
-      });
-      this.$watch('showRename', () => {
-        this.$nextTick(() => {
-          lucide.createIcons();
-          if (this.showRename) this.$refs.renameInput?.focus();
-        });
-      });
-
-      // Track desktop breakpoint
-      const mql = window.matchMedia('(min-width: 1024px)');
-      mql.addEventListener('change', (e) => { this.isDesktop = e.matches; });
-
-      // Persist session state
-      this.$watch('currentZone', (val) => {
-        if (val) localStorage.setItem('hugpanel_zone', val);
-        else localStorage.removeItem('hugpanel_zone');
-      });
-      this.$watch('activeTab', (val) => localStorage.setItem('hugpanel_tab', val));
-
-      // Keyboard shortcut
-      document.addEventListener('keydown', (e) => {
-        if (e.ctrlKey && e.key === 's' && this.activeTab === 'editor') {
-          e.preventDefault();
-          this.saveFile();
-        }
-      });
-    },
-
-    // ── Toast ──
-    notify(message, type = 'info') {
-      this.toast = { show: true, message, type };
-      setTimeout(() => { this.toast.show = false; }, 3000);
-    },
-
-    // ── API Helper ──
-    async api(url, options = {}) {
-      try {
-        const headers = options.headers || {};
-        // Add JWT token to all API calls
-        if (this.token) {
-          headers['Authorization'] = `Bearer ${this.token}`;
-        }
-        const resp = await fetch(url, { ...options, headers: { ...headers, ...options.headers } });
-        if (!resp.ok) {
-          const data = await resp.json().catch(() => ({ detail: resp.statusText }));
-          throw new Error(data.detail || resp.statusText);
-        }
-        return await resp.json();
-      } catch (err) {
-        this.notify(err.message, 'error');
-        throw err;
-      }
-    },
-
-    // ── Auth ──
-    async _loadPanel() {
-      await this.loadZones();
-      await this.loadBackupStatus();
-      // Restore saved zone if it still exists
-      if (this.currentZone && this.zones.some(z => z.name === this.currentZone)) {
-        await this.selectZone(this.currentZone);
-      } else {
-        this.currentZone = null;
-      }
-      // Fetch zone limit
-      await this._loadZoneLimit();
-    },
-
-    async _loadZoneLimit() {
-      if (!this.adminApiUrl) return;
-      try {
-        const resp = await fetch(`${this.adminApiUrl}/config`);
-        if (resp.ok) {
-          const data = await resp.json();
-          this.maxZones = data.max_zones || 0;
-          this.motd = data.motd || '';
-          this.registrationDisabled = !!data.disable_registration;
-        }
-      } catch {}
-    },
-
-    async login() {
-      if (!this.adminApiUrl) {
-        this.authError = 'ADMIN_API_URL chưa cấu hình trên server';
-        return;
-      }
-      this.authError = '';
-      this.authSubmitting = true;
-      try {
-        const resp = await fetch(`${this.adminApiUrl}/auth/login`, {
-          method: 'POST',
-          headers: { 'Content-Type': 'application/json' },
-          body: JSON.stringify(this.loginForm),
-        });
-        const data = await resp.json();
-        if (!resp.ok) {
-          this.authError = data.error || 'Đăng nhập thất bại';
-          this.authSubmitting = false;
-          return;
-        }
-        this.token = data.token;
-        this.user = data.user;
-        localStorage.setItem('hugpanel_token', data.token);
-        await this._loadPanel();
-        this.$nextTick(() => lucide.createIcons());
-      } catch (err) {
-        this.authError = 'Không thể kết nối Admin Server';
-      }
-      this.authSubmitting = false;
-    },
-
-    async register() {
-      if (!this.adminApiUrl) {
-        this.authError = 'ADMIN_API_URL chưa cấu hình trên server';
-        return;
-      }
-      this.authError = '';
-      this.authSubmitting = true;
-      try {
-        const resp = await fetch(`${this.adminApiUrl}/auth/register`, {
-          method: 'POST',
-          headers: { 'Content-Type': 'application/json' },
-          body: JSON.stringify(this.registerForm),
-        });
-        const data = await resp.json();
-        if (!resp.ok) {
-          this.authError = data.error || 'Đăng ký thất bại';
-          this.authSubmitting = false;
-          return;
-        }
-        this.token = data.token;
-        this.user = data.user;
-        localStorage.setItem('hugpanel_token', data.token);
-        await this._loadPanel();
-        this.$nextTick(() => lucide.createIcons());
-      } catch (err) {
-        this.authError = 'Không thể kết nối Admin Server';
-      }
-      this.authSubmitting = false;
-    },
-
-    logout() {
-      this.token = null;
-      this.user = null;
-      localStorage.removeItem('hugpanel_token');
-      localStorage.removeItem('hugpanel_admin_url');
-      localStorage.removeItem('hugpanel_zone');
-      localStorage.removeItem('hugpanel_tab');
-      this.currentZone = null;
-      this.disconnectTerminal();
-    },
-
-    // ── Zones ──
-    async loadZones() {
-      try {
-        this.zones = await this.api('/api/zones');
-      } catch { this.zones = []; }
-    },
-
-    async selectZone(name) {
-      this.currentZone = name;
-      this.currentPath = '';
-      this.editorFile = null;
-      this.editorDirty = false;
-      this.activeTab = 'files';
-      this.disconnectTerminal();
-      await this.loadFiles();
-      await this.loadPorts();
-      if (this.backupStatus.configured) {
-        await this.loadBackupList();
-      }
-    },
-
-    async createZone() {
-      if (!this.createZoneName.trim()) return;
-      if (this.maxZones > 0 && this.zones.length >= this.maxZones) {
-        this.notify(`Đã đạt giới hạn ${this.maxZones} zones`, 'error');
-        return;
-      }
-      const form = new FormData();
-      form.append('name', this.createZoneName.trim());
-      form.append('description', this.createZoneDesc.trim());
-      try {
-        await this.api('/api/zones', { method: 'POST', body: form });
-        this.showCreateZone = false;
-        this.createZoneName = '';
-        this.createZoneDesc = '';
-        await this.loadZones();
-        this.notify('Zone đã được tạo');
-      } catch {}
-    },
-
-    async confirmDeleteZone() {
-      if (!this.currentZone) return;
-      if (!confirm(`Xoá zone "${this.currentZone}"? Toàn bộ dữ liệu sẽ bị mất.`)) return;
-      try {
-        await this.api(`/api/zones/${this.currentZone}`, { method: 'DELETE' });
-        this.disconnectTerminal();
-        this.currentZone = null;
-        await this.loadZones();
-        this.notify('Zone đã bị xoá');
-      } catch {}
-    },
-
-    // ── Files ──
-    async loadFiles() {
-      if (!this.currentZone) return;
-      this.filesLoading = true;
-      try {
-        this.files = await this.api(`/api/zones/${this.currentZone}/files?path=${encodeURIComponent(this.currentPath)}`);
-      } catch { this.files = []; }
-      this.filesLoading = false;
-    },
-
-    navigateTo(path) {
-      this.currentPath = path;
-      this.loadFiles();
-    },
-
-    navigateUp() {
-      const parts = this.currentPath.split('/').filter(Boolean);
-      parts.pop();
-      this.currentPath = parts.join('/');
-      this.loadFiles();
-    },
-
-    joinPath(base, name) {
-      return base ? `${base}/${name}` : name;
-    },
-
-    async openFile(path) {
-      if (this.editorDirty && !confirm('Bạn có thay đổi chưa lưu. Bỏ qua?')) return;
-      try {
-        const data = await this.api(`/api/zones/${this.currentZone}/files/read?path=${encodeURIComponent(path)}`);
-        this.editorFile = path;
-        this.editorContent = data.content;
-        this.editorOriginal = data.content;
-        this.editorDirty = false;
-        this.activeTab = 'editor';
-      } catch {}
-    },
-
-    async saveFile() {
-      if (!this.editorFile || !this.editorDirty) return;
-      const form = new FormData();
-      form.append('path', this.editorFile);
-      form.append('content', this.editorContent);
-      try {
-        await this.api(`/api/zones/${this.currentZone}/files/write`, { method: 'POST', body: form });
-        this.editorOriginal = this.editorContent;
-        this.editorDirty = false;
-        this.notify('Đã lưu');
-      } catch {}
-    },
-
-    async createFile() {
-      if (!this.newFileName.trim()) return;
-      const path = this.joinPath(this.currentPath, this.newFileName.trim());
-      const form = new FormData();
-      form.append('path', path);
-      form.append('content', '');
-      try {
-        await this.api(`/api/zones/${this.currentZone}/files/write`, { method: 'POST', body: form });
-        this.newFileName = '';
-        this.showNewFile = false;
-        await this.loadFiles();
-      } catch {}
-    },
-
-    async createFolder() {
-      if (!this.newFolderName.trim()) return;
-      const path = this.joinPath(this.currentPath, this.newFolderName.trim());
-      const form = new FormData();
-      form.append('path', path);
-      try {
-        await this.api(`/api/zones/${this.currentZone}/files/mkdir`, { method: 'POST', body: form });
-        this.newFolderName = '';
-        this.showNewFolder = false;
-        await this.loadFiles();
-      } catch {}
-    },
-
-    async uploadFile(event) {
-      const fileList = event.target.files;
-      if (!fileList || fileList.length === 0) return;
-      for (const file of fileList) {
-        const form = new FormData();
-        form.append('path', this.currentPath);
-        form.append('file', file);
-        try {
-          await this.api(`/api/zones/${this.currentZone}/files/upload`, { method: 'POST', body: form });
-        } catch {}
-      }
-      event.target.value = '';
-      await this.loadFiles();
-      this.notify(`Đã upload ${fileList.length} file`);
-    },
-
-    async deleteFile(path, isDir) {
-      const label = isDir ? 'thư mục' : 'file';
-      if (!confirm(`Xoá ${label} "${path}"?`)) return;
-      try {
-        await this.api(`/api/zones/${this.currentZone}/files?path=${encodeURIComponent(path)}`, { method: 'DELETE' });
-        if (this.editorFile === path) {
-          this.editorFile = null;
-          this.editorDirty = false;
-        }
-        await this.loadFiles();
-      } catch {}
-    },
-
-    async downloadFile(path, name) {
-      try {
-        const resp = await fetch(
-          `/api/zones/${this.currentZone}/files/download?path=${encodeURIComponent(path)}`,
-          { headers: this.token ? { 'Authorization': `Bearer ${this.token}` } : {} }
-        );
-        if (!resp.ok) throw new Error('Download failed');
-        const blob = await resp.blob();
-        const url = URL.createObjectURL(blob);
-        const a = document.createElement('a');
-        a.href = url;
-        a.download = name;
-        a.click();
-        URL.revokeObjectURL(url);
-      } catch (err) {
-        this.notify(err.message, 'error');
-      }
-    },
-
-    startRename(file) {
-      this.renameOldPath = this.joinPath(this.currentPath, file.name);
-      this.renameNewName = file.name;
-      this.showRename = true;
-    },
-
-    async doRename() {
-      if (!this.renameNewName.trim()) return;
-      const form = new FormData();
-      form.append('old_path', this.renameOldPath);
-      form.append('new_name', this.renameNewName.trim());
-      try {
-        await this.api(`/api/zones/${this.currentZone}/files/rename`, { method: 'POST', body: form });
-        this.showRename = false;
-        await this.loadFiles();
-      } catch {}
-    },
-
-    getFileIcon(name) {
-      const ext = name.split('.').pop()?.toLowerCase();
-      const map = {
-        js: 'file-code', ts: 'file-code', py: 'file-code', go: 'file-code',
-        html: 'file-code', css: 'file-code', json: 'file-json',
-        md: 'file-text', txt: 'file-text', log: 'file-text',
-        jpg: 'image', jpeg: 'image', png: 'image', gif: 'image', svg: 'image',
-        zip: 'file-archive', tar: 'file-archive', gz: 'file-archive',
-      };
-      return map[ext] || 'file';
-    },
-
-    formatSize(bytes) {
-      if (bytes === 0) return '0 B';
-      const k = 1024;
-      const sizes = ['B', 'KB', 'MB', 'GB'];
-      const i = Math.floor(Math.log(bytes) / Math.log(k));
-      return parseFloat((bytes / Math.pow(k, i)).toFixed(1)) + ' ' + sizes[i];
-    },
-
-    // ── Terminal ──
-    initTerminal() {
-      if (!this.currentZone) return;
-
-      // Already connected to same zone
-      if (this.termZone === this.currentZone && this.term) {
-        this.$nextTick(() => this.termFit?.fit());
-        return;
-      }
-
-      this.disconnectTerminal();
-
-      const container = document.getElementById('terminal-container');
-      if (!container) return;
-      container.innerHTML = '';
-
-      this.term = new Terminal({
-        cursorBlink: true,
-        fontSize: 14,
-        fontFamily: "'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace",
-        theme: {
-          background: '#000000',
-          foreground: '#e4e4e7',
-          cursor: '#8b5cf6',
-          selectionBackground: '#8b5cf644',
-          black: '#18181b',
-          red: '#ef4444',
-          green: '#22c55e',
-          yellow: '#eab308',
-          blue: '#3b82f6',
-          magenta: '#a855f7',
-          cyan: '#06b6d4',
-          white: '#e4e4e7',
-        },
-        allowProposedApi: true,
-      });
-
-      this.termFit = new FitAddon.FitAddon();
-      const webLinks = new WebLinksAddon.WebLinksAddon();
-      this.term.loadAddon(this.termFit);
-      this.term.loadAddon(webLinks);
-      this.term.open(container);
-      this.termFit.fit();
-      this.termZone = this.currentZone;
-
-      // WebSocket
-      const proto = location.protocol === 'https:' ? 'wss:' : 'ws:';
-      const wsUrl = `${proto}//${location.host}/ws/terminal/${this.currentZone}?token=${encodeURIComponent(this.token || '')}`;
-      this.termWs = new WebSocket(wsUrl);
-      this.termWs.binaryType = 'arraybuffer';
-
-      this.termWs.onopen = () => {
-        this.term.onData((data) => {
-          if (this.termWs?.readyState === WebSocket.OPEN) {
-            this.termWs.send(JSON.stringify({ type: 'input', data }));
-          }
-        });
-        this.term.onResize(({ rows, cols }) => {
-          if (this.termWs?.readyState === WebSocket.OPEN) {
-            this.termWs.send(JSON.stringify({ type: 'resize', rows, cols }));
-          }
-        });
-        // Send initial size
-        const dims = this.termFit.proposeDimensions();
-        if (dims) {
-          this.termWs.send(JSON.stringify({ type: 'resize', rows: dims.rows, cols: dims.cols }));
-        }
-      };
-
-      this.termWs.onmessage = (e) => {
-        if (e.data instanceof ArrayBuffer) {
-          this.term.write(new Uint8Array(e.data));
-        } else {
-          this.term.write(e.data);
-        }
-      };
-
-      this.termWs.onclose = () => {
-        this.term?.write('\r\n\x1b[90m[Disconnected]\x1b[0m\r\n');
-      };
-
-      // Resize handler
-      this._resizeHandler = () => this.termFit?.fit();
-      window.addEventListener('resize', this._resizeHandler);
-
-      // ResizeObserver for container
-      this._resizeObserver = new ResizeObserver(() => this.termFit?.fit());
-      this._resizeObserver.observe(container);
-    },
-
-    disconnectTerminal() {
-      if (this.termWs) {
-        this.termWs.close();
-        this.termWs = null;
-      }
-      if (this.term) {
-        this.term.dispose();
-        this.term = null;
-      }
-      if (this._resizeHandler) {
-        window.removeEventListener('resize', this._resizeHandler);
-        this._resizeHandler = null;
-      }
-      if (this._resizeObserver) {
-        this._resizeObserver.disconnect();
-        this._resizeObserver = null;
-      }
-      this.termFit = null;
-      this.termZone = null;
-    },
-
-    // ── Ports ──
-    async loadPorts() {
-      if (!this.currentZone) return;
-      try {
-        this.ports = await this.api(`/api/zones/${this.currentZone}/ports`);
-      } catch { this.ports = []; }
-    },
-
-    async addPort() {
-      if (!this.newPort) return;
-      const form = new FormData();
-      form.append('port', this.newPort);
-      form.append('label', this.newPortLabel);
-      try {
-        await this.api(`/api/zones/${this.currentZone}/ports`, { method: 'POST', body: form });
-        this.newPort = null;
-        this.newPortLabel = '';
-        await this.loadPorts();
-        this.notify('Port đã được thêm');
-      } catch {}
-    },
-
-    async removePort(port) {
-      if (!confirm(`Xoá port ${port}?`)) return;
-      try {
-        await this.api(`/api/zones/${this.currentZone}/ports/${port}`, { method: 'DELETE' });
-        await this.loadPorts();
-      } catch {}
-    },
-
-    // ── Backup ──
-    async loadBackupStatus() {
-      try {
-        this.backupStatus = await this.api('/api/backup/status');
-      } catch {}
-    },
-
-    async loadBackupList() {
-      this.backupLoading = true;
-      try {
-        this.backupList = await this.api('/api/backup/list');
-      } catch { this.backupList = []; }
-      this.backupLoading = false;
-    },
-
-    async backupZone(zoneName) {
-      if (!confirm(`Backup zone "${zoneName}" lên HuggingFace?`)) return;
-      try {
-        const res = await this.api(`/api/backup/zone/${zoneName}`, { method: 'POST' });
-        this.notify(res.message);
-        this._pollBackupStatus();
-      } catch {}
-    },
-
-    async backupAll() {
-      if (!confirm('Backup tất cả zones lên HuggingFace?')) return;
-      try {
-        const res = await this.api('/api/backup/all', { method: 'POST' });
-        this.notify(res.message);
-        this._pollBackupStatus();
-      } catch {}
-    },
-
-    async restoreZone(zoneName) {
-      if (!confirm(`Restore zone "${zoneName}" từ backup? Dữ liệu hiện tại sẽ bị ghi đè.`)) return;
-      try {
-        const res = await this.api(`/api/backup/restore/${zoneName}`, { method: 'POST' });
-        this.notify(res.message);
-        this._pollBackupStatus();
-      } catch {}
-    },
-
-    async restoreAll() {
-      if (!confirm('Restore tất cả zones từ backup? Dữ liệu hiện tại sẽ bị ghi đè.')) return;
-      try {
-        const res = await this.api('/api/backup/restore-all', { method: 'POST' });
-        this.notify(res.message);
-        this._pollBackupStatus();
-      } catch {}
-    },
-
-    _pollBackupStatus() {
-      if (this._pollTimer) return;
-      this._pollTimer = setInterval(async () => {
-        await this.loadBackupStatus();
-        if (!this.backupStatus.running) {
-          clearInterval(this._pollTimer);
-          this._pollTimer = null;
-          await this.loadBackupList();
-          await this.loadZones();
-          if (this.backupStatus.error) {
-            this.notify(this.backupStatus.error, 'error');
-          } else {
-            this.notify(this.backupStatus.progress);
-          }
-        }
-      }, 2000);
-    },
-  };
+function hugpanel() {
+  return {
+    // ── Auth State ──
+    user: null,
+    token: localStorage.getItem('hugpanel_token'),
+    adminApiUrl: localStorage.getItem('hugpanel_admin_url') || '',
+    authLoading: true,
+    authMode: 'login',
+    authError: '',
+    authSubmitting: false,
+    loginForm: { username: '', password: '' },
+    registerForm: { username: '', email: '', password: '' },
+
+    // ── State ──
+    sidebarOpen: false,
+    zones: [],
+    currentZone: localStorage.getItem('hugpanel_zone') || null,
+    activeTab: localStorage.getItem('hugpanel_tab') || 'files',
+    maxZones: 0,
+    motd: '',
+    registrationDisabled: false,
+    isDesktop: window.innerWidth >= 1024,
+    tabs: [
+      { id: 'files', label: 'Files', icon: 'folder' },
+      { id: 'editor', label: 'Editor', icon: 'file-code' },
+      { id: 'terminal', label: 'Terminal', icon: 'terminal' },
+      { id: 'ports', label: 'Ports', icon: 'radio' },
+      { id: 'backup', label: 'Backup', icon: 'cloud' },
+    ],
+
+    // Files
+    files: [],
+    currentPath: '',
+    filesLoading: false,
+    showNewFile: false,
+    showNewFolder: false,
+    newFileName: '',
+    newFolderName: '',
+
+    // Editor
+    editorFile: null,
+    editorContent: '',
+    editorOriginal: '',
+    editorDirty: false,
+
+    // Terminal
+    term: null,
+    termWs: null,
+    termFit: null,
+    termZone: null,
+
+    // Ports
+    ports: [],
+    newPort: null,
+    newPortLabel: '',
+
+    // Backup
+    backupStatus: { configured: false, admin_url: null, running: false, last: null, error: null, progress: '' },
+    backupList: [],
+    backupLoading: false,
+    backupFilterZone: '',
+
+    // Create Zone
+    showCreateZone: false,
+    createZoneName: '',
+    createZoneDesc: '',
+    showEditZone: false,
+    editZoneName: '',
+    editZoneDesc: '',
+
+    // Rename
+    showRename: false,
+    renameOldPath: '',
+    renameNewName: '',
+
+    // Toast
+    toast: { show: false, message: '', type: 'info' },
+
+    // ── Computed ──
+    get currentPathParts() {
+      return this.currentPath ? this.currentPath.split('/').filter(Boolean) : [];
+    },
+
+    get filteredBackupList() {
+      if (!this.backupFilterZone) return this.backupList;
+      return this.backupList.filter((item) => item.zone_name === this.backupFilterZone);
+    },
+
+    // ── Init ──
+    async init() {
+      // Load backup status to get adminApiUrl
+      await this.loadBackupStatus();
+      if (this.backupStatus.admin_url) {
+        this.adminApiUrl = this.backupStatus.admin_url;
+        localStorage.setItem('hugpanel_admin_url', this.adminApiUrl);
+      }
+
+      // Load config (MOTD, registration state, zone limit) early
+      await this._loadZoneLimit();
+
+      // Try to restore session from stored token
+      if (this.token && this.adminApiUrl) {
+        try {
+          const resp = await fetch(`${this.adminApiUrl}/auth/me`, {
+            headers: { 'Authorization': `Bearer ${this.token}` },
+          });
+          if (resp.ok) {
+            const data = await resp.json();
+            this.user = data.user;
+          } else {
+            // Token invalid/expired — clear it
+            this.token = null;
+            localStorage.removeItem('hugpanel_token');
+          }
+        } catch {
+          // Worker unreachable — keep token, let user retry
+        }
+      } else if (!this.adminApiUrl) {
+        // No admin URL available — can't verify token but don't clear it
+      } else {
+        // No token stored
+        this.token = null;
+      }
+
+      this.authLoading = false;
+
+      if (this.user) {
+        await this._loadPanel();
+      }
+
+      this.$nextTick(() => lucide.createIcons());
+
+      // Watch for icon updates
+      this.$watch('zones', () => this.$nextTick(() => lucide.createIcons()));
+      this.$watch('files', () => this.$nextTick(() => lucide.createIcons()));
+      this.$watch('activeTab', () => this.$nextTick(() => lucide.createIcons()));
+      this.$watch('currentZone', () => this.$nextTick(() => lucide.createIcons()));
+      this.$watch('ports', () => this.$nextTick(() => lucide.createIcons()));
+      this.$watch('backupList', () => this.$nextTick(() => lucide.createIcons()));
+      this.$watch('backupStatus', () => this.$nextTick(() => lucide.createIcons()));
+      this.$watch('showCreateZone', () => {
+        this.$nextTick(() => {
+          lucide.createIcons();
+          if (this.showCreateZone) this.$refs.zoneNameInput?.focus();
+        });
+      });
+      this.$watch('showNewFile', () => {
+        this.$nextTick(() => { if (this.showNewFile) this.$refs.newFileInput?.focus(); });
+      });
+      this.$watch('showNewFolder', () => {
+        this.$nextTick(() => { if (this.showNewFolder) this.$refs.newFolderInput?.focus(); });
+      });
+      this.$watch('showEditZone', () => {
+        this.$nextTick(() => {
+          lucide.createIcons();
+          if (this.showEditZone) this.$refs.editZoneNameInput?.focus();
+        });
+      });
+      this.$watch('showRename', () => {
+        this.$nextTick(() => {
+          lucide.createIcons();
+          if (this.showRename) this.$refs.renameInput?.focus();
+        });
+      });
+
+      // Track desktop breakpoint
+      const mql = window.matchMedia('(min-width: 1024px)');
+      mql.addEventListener('change', (e) => { this.isDesktop = e.matches; });
+
+      // Persist session state
+      this.$watch('currentZone', (val) => {
+        if (val) localStorage.setItem('hugpanel_zone', val);
+        else localStorage.removeItem('hugpanel_zone');
+      });
+      this.$watch('activeTab', (val) => localStorage.setItem('hugpanel_tab', val));
+
+      // Keyboard shortcut
+      document.addEventListener('keydown', (e) => {
+        if (e.ctrlKey && e.key === 's' && this.activeTab === 'editor') {
+          e.preventDefault();
+          this.saveFile();
+        }
+      });
+    },
+
+    // ── Toast ──
+    notify(message, type = 'info') {
+      this.toast = { show: true, message, type };
+      setTimeout(() => { this.toast.show = false; }, 3000);
+    },
+
+    // ── API Helper ──
+    async api(url, options = {}) {
+      try {
+        const headers = options.headers || {};
+        // Add JWT token to all API calls
+        if (this.token) {
+          headers['Authorization'] = `Bearer ${this.token}`;
+        }
+        const resp = await fetch(url, { ...options, headers: { ...headers, ...options.headers } });
+        if (!resp.ok) {
+          const data = await resp.json().catch(() => ({ detail: resp.statusText }));
+          throw new Error(data.detail || resp.statusText);
+        }
+        return await resp.json();
+      } catch (err) {
+        this.notify(err.message, 'error');
+        throw err;
+      }
+    },
+
+    // ── Auth ──
+    async _loadPanel() {
+      await this.loadZones();
+      await this.loadBackupStatus();
+      // Restore saved zone if it still exists
+      if (this.currentZone && this.zones.some(z => z.name === this.currentZone)) {
+        await this.selectZone(this.currentZone);
+      } else {
+        this.currentZone = null;
+      }
+      // Fetch zone limit
+      await this._loadZoneLimit();
+    },
+
+    async _loadZoneLimit() {
+      if (!this.adminApiUrl) return;
+      try {
+        const resp = await fetch(`${this.adminApiUrl}/config`);
+        if (resp.ok) {
+          const data = await resp.json();
+          this.maxZones = data.max_zones || 0;
+          this.motd = data.motd || '';
+          this.registrationDisabled = !!data.disable_registration;
+        }
+      } catch {}
+    },
+
+    async login() {
+      if (!this.adminApiUrl) {
+        this.authError = 'ADMIN_API_URL chưa cấu hình trên server';
+        return;
+      }
+      this.authError = '';
+      this.authSubmitting = true;
+      try {
+        const resp = await fetch(`${this.adminApiUrl}/auth/login`, {
+          method: 'POST',
+          headers: { 'Content-Type': 'application/json' },
+          body: JSON.stringify(this.loginForm),
+        });
+        const data = await resp.json();
+        if (!resp.ok) {
+          this.authError = data.error || 'Đăng nhập thất bại';
+          this.authSubmitting = false;
+          return;
+        }
+        this.token = data.token;
+        this.user = data.user;
+        localStorage.setItem('hugpanel_token', data.token);
+        await this._loadPanel();
+        this.$nextTick(() => lucide.createIcons());
+      } catch (err) {
+        this.authError = 'Không thể kết nối Admin Server';
+      }
+      this.authSubmitting = false;
+    },
+
+    async register() {
+      if (!this.adminApiUrl) {
+        this.authError = 'ADMIN_API_URL chưa cấu hình trên server';
+        return;
+      }
+      this.authError = '';
+      this.authSubmitting = true;
+      try {
+        const resp = await fetch(`${this.adminApiUrl}/auth/register`, {
+          method: 'POST',
+          headers: { 'Content-Type': 'application/json' },
+          body: JSON.stringify(this.registerForm),
+        });
+        const data = await resp.json();
+        if (!resp.ok) {
+          this.authError = data.error || 'Đăng ký thất bại';
+          this.authSubmitting = false;
+          return;
+        }
+        this.token = data.token;
+        this.user = data.user;
+        localStorage.setItem('hugpanel_token', data.token);
+        await this._loadPanel();
+        this.$nextTick(() => lucide.createIcons());
+      } catch (err) {
+        this.authError = 'Không thể kết nối Admin Server';
+      }
+      this.authSubmitting = false;
+    },
+
+    logout() {
+      this.token = null;
+      this.user = null;
+      localStorage.removeItem('hugpanel_token');
+      localStorage.removeItem('hugpanel_admin_url');
+      localStorage.removeItem('hugpanel_zone');
+      localStorage.removeItem('hugpanel_tab');
+      this.currentZone = null;
+      this.disconnectTerminal();
+    },
+
+    // ── Zones ──
+    async loadZones() {
+      try {
+        this.zones = await this.api('/api/zones');
+      } catch { this.zones = []; }
+    },
+
+    async selectZone(name) {
+      this.currentZone = name;
+      this.currentPath = '';
+      this.editorFile = null;
+      this.editorDirty = false;
+      this.activeTab = 'files';
+      this.disconnectTerminal();
+      await this.loadFiles();
+      await this.loadPorts();
+      if (this.backupStatus.configured) {
+        await this.loadBackupList();
+      }
+    },
+
+    async createZone() {
+      if (!this.createZoneName.trim()) return;
+      if (this.maxZones > 0 && this.zones.length >= this.maxZones) {
+        this.notify(`Đã đạt giới hạn ${this.maxZones} zones`, 'error');
+        return;
+      }
+      const form = new FormData();
+      form.append('name', this.createZoneName.trim());
+      form.append('description', this.createZoneDesc.trim());
+      try {
+        await this.api('/api/zones', { method: 'POST', body: form });
+        this.showCreateZone = false;
+        this.createZoneName = '';
+        this.createZoneDesc = '';
+        await this.loadZones();
+        this.notify('Zone đã được tạo');
+      } catch {}
+    },
+
+    startEditZone(zone = null) {
+      const current = zone || this.zones.find((item) => item.name === this.currentZone);
+      if (!current) return;
+      this.editZoneName = current.name || '';
+      this.editZoneDesc = current.description || '';
+      this.showEditZone = true;
+    },
+
+    async saveZoneSettings() {
+      if (!this.currentZone) return;
+      const form = new FormData();
+      form.append('new_name', this.editZoneName.trim());
+      form.append('description', this.editZoneDesc.trim());
+      try {
+        const data = await this.api(`/api/zones/${this.currentZone}`, { method: 'PATCH', body: form });
+        const previous = this.currentZone;
+        this.currentZone = data.name;
+        this.showEditZone = false;
+        await this.loadZones();
+        if (previous !== data.name) {
+          await this.selectZone(data.name);
+        } else {
+          await this.loadFiles();
+        }
+        this.notify('Đã cập nhật zone');
+      } catch {}
+    },
+
+    async confirmDeleteZone() {
+      if (!this.currentZone) return;
+      if (!confirm(`Xoá zone "${this.currentZone}"? Toàn bộ dữ liệu sẽ bị mất.`)) return;
+      try {
+        await this.api(`/api/zones/${this.currentZone}`, { method: 'DELETE' });
+        this.disconnectTerminal();
+        this.currentZone = null;
+        await this.loadZones();
+        this.notify('Zone đã bị xoá');
+      } catch {}
+    },
+
+    // ── Files ──
+    async loadFiles() {
+      if (!this.currentZone) return;
+      this.filesLoading = true;
+      try {
+        this.files = await this.api(`/api/zones/${this.currentZone}/files?path=${encodeURIComponent(this.currentPath)}`);
+      } catch { this.files = []; }
+      this.filesLoading = false;
+    },
+
+    navigateTo(path) {
+      this.currentPath = path;
+      this.loadFiles();
+    },
+
+    navigateUp() {
+      const parts = this.currentPath.split('/').filter(Boolean);
+      parts.pop();
+      this.currentPath = parts.join('/');
+      this.loadFiles();
+    },
+
+    joinPath(base, name) {
+      return base ? `${base}/${name}` : name;
+    },
+
+    async openFile(path) {
+      if (this.editorDirty && !confirm('Bạn có thay đổi chưa lưu. Bỏ qua?')) return;
+      try {
+        const data = await this.api(`/api/zones/${this.currentZone}/files/read?path=${encodeURIComponent(path)}`);
+        this.editorFile = path;
+        this.editorContent = data.content;
+        this.editorOriginal = data.content;
+        this.editorDirty = false;
+        this.activeTab = 'editor';
+      } catch {}
+    },
+
+    async saveFile() {
+      if (!this.editorFile || !this.editorDirty) return;
+      const form = new FormData();
+      form.append('path', this.editorFile);
+      form.append('content', this.editorContent);
+      try {
+        await this.api(`/api/zones/${this.currentZone}/files/write`, { method: 'POST', body: form });
+        this.editorOriginal = this.editorContent;
+        this.editorDirty = false;
+        this.notify('Đã lưu');
+      } catch {}
+    },
+
+    async createFile() {
+      if (!this.newFileName.trim()) return;
+      const path = this.joinPath(this.currentPath, this.newFileName.trim());
+      const form = new FormData();
+      form.append('path', path);
+      form.append('content', '');
+      try {
+        await this.api(`/api/zones/${this.currentZone}/files/write`, { method: 'POST', body: form });
+        this.newFileName = '';
+        this.showNewFile = false;
+        await this.loadFiles();
+      } catch {}
+    },
+
+    async createFolder() {
+      if (!this.newFolderName.trim()) return;
+      const path = this.joinPath(this.currentPath, this.newFolderName.trim());
+      const form = new FormData();
+      form.append('path', path);
+      try {
+        await this.api(`/api/zones/${this.currentZone}/files/mkdir`, { method: 'POST', body: form });
+        this.newFolderName = '';
+        this.showNewFolder = false;
+        await this.loadFiles();
+      } catch {}
+    },
+
+    async uploadFile(event) {
+      const fileList = event.target.files;
+      if (!fileList || fileList.length === 0) return;
+      for (const file of fileList) {
+        const form = new FormData();
+        form.append('path', this.currentPath);
+        form.append('file', file);
+        try {
+          await this.api(`/api/zones/${this.currentZone}/files/upload`, { method: 'POST', body: form });
+        } catch {}
+      }
+      event.target.value = '';
+      await this.loadFiles();
+      this.notify(`Đã upload ${fileList.length} file`);
+    },
+
+    async deleteFile(path, isDir) {
+      const label = isDir ? 'thư mục' : 'file';
+      if (!confirm(`Xoá ${label} "${path}"?`)) return;
+      try {
+        await this.api(`/api/zones/${this.currentZone}/files?path=${encodeURIComponent(path)}`, { method: 'DELETE' });
+        if (this.editorFile === path) {
+          this.editorFile = null;
+          this.editorDirty = false;
+        }
+        await this.loadFiles();
+      } catch {}
+    },
+
+    async downloadFile(path, name) {
+      try {
+        const resp = await fetch(
+          `/api/zones/${this.currentZone}/files/download?path=${encodeURIComponent(path)}`,
+          { headers: this.token ? { 'Authorization': `Bearer ${this.token}` } : {} }
+        );
+        if (!resp.ok) throw new Error('Download failed');
+        const blob = await resp.blob();
+        const url = URL.createObjectURL(blob);
+        const a = document.createElement('a');
+        a.href = url;
+        a.download = name;
+        a.click();
+        URL.revokeObjectURL(url);
+      } catch (err) {
+        this.notify(err.message, 'error');
+      }
+    },
+
+    startRename(file) {
+      this.renameOldPath = this.joinPath(this.currentPath, file.name);
+      this.renameNewName = file.name;
+      this.showRename = true;
+    },
+
+    async doRename() {
+      if (!this.renameNewName.trim()) return;
+      const form = new FormData();
+      form.append('old_path', this.renameOldPath);
+      form.append('new_name', this.renameNewName.trim());
+      try {
+        await this.api(`/api/zones/${this.currentZone}/files/rename`, { method: 'POST', body: form });
+        this.showRename = false;
+        await this.loadFiles();
+      } catch {}
+    },
+
+    getFileIcon(name) {
+      const ext = name.split('.').pop()?.toLowerCase();
+      const map = {
+        js: 'file-code', ts: 'file-code', py: 'file-code', go: 'file-code',
+        html: 'file-code', css: 'file-code', json: 'file-json',
+        md: 'file-text', txt: 'file-text', log: 'file-text',
+        jpg: 'image', jpeg: 'image', png: 'image', gif: 'image', svg: 'image',
+        zip: 'file-archive', tar: 'file-archive', gz: 'file-archive',
+      };
+      return map[ext] || 'file';
+    },
+
+    formatSize(bytes) {
+      if (bytes === 0) return '0 B';
+      const k = 1024;
+      const sizes = ['B', 'KB', 'MB', 'GB'];
+      const i = Math.floor(Math.log(bytes) / Math.log(k));
+      return parseFloat((bytes / Math.pow(k, i)).toFixed(1)) + ' ' + sizes[i];
+    },
+
+    latestBackupForZone(zoneName) {
+      return this.backupList.find((item) => item.zone_name === zoneName) || null;
+    },
+
+    async copyText(value, message = 'Đã copy') {
+      try {
+        await navigator.clipboard.writeText(value);
+        this.notify(message);
+      } catch {
+        this.notify('Không thể copy', 'error');
+      }
+    },
+
+    // ── Terminal ──
+    initTerminal() {
+      if (!this.currentZone) return;
+
+      // Already connected to same zone
+      if (this.termZone === this.currentZone && this.term) {
+        this.$nextTick(() => this.termFit?.fit());
+        return;
+      }
+
+      this.disconnectTerminal();
+
+      const container = document.getElementById('terminal-container');
+      if (!container) return;
+      container.innerHTML = '';
+
+      this.term = new Terminal({
+        cursorBlink: true,
+        fontSize: 14,
+        fontFamily: "'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace",
+        theme: {
+          background: '#000000',
+          foreground: '#e4e4e7',
+          cursor: '#8b5cf6',
+          selectionBackground: '#8b5cf644',
+          black: '#18181b',
+          red: '#ef4444',
+          green: '#22c55e',
+          yellow: '#eab308',
+          blue: '#3b82f6',
+          magenta: '#a855f7',
+          cyan: '#06b6d4',
+          white: '#e4e4e7',
+        },
+        allowProposedApi: true,
+      });
+
+      this.termFit = new FitAddon.FitAddon();
+      const webLinks = new WebLinksAddon.WebLinksAddon();
+      this.term.loadAddon(this.termFit);
+      this.term.loadAddon(webLinks);
+      this.term.open(container);
+      this.termFit.fit();
+      this.termZone = this.currentZone;
+
+      // WebSocket
+      const proto = location.protocol === 'https:' ? 'wss:' : 'ws:';
+      const wsUrl = `${proto}//${location.host}/ws/terminal/${this.currentZone}?token=${encodeURIComponent(this.token || '')}`;
+      this.termWs = new WebSocket(wsUrl);
+      this.termWs.binaryType = 'arraybuffer';
+
+      this.termWs.onopen = () => {
+        this.term.onData((data) => {
+          if (this.termWs?.readyState === WebSocket.OPEN) {
+            this.termWs.send(JSON.stringify({ type: 'input', data }));
+          }
+        });
+        this.term.onResize(({ rows, cols }) => {
+          if (this.termWs?.readyState === WebSocket.OPEN) {
+            this.termWs.send(JSON.stringify({ type: 'resize', rows, cols }));
+          }
+        });
+        // Send initial size
+        const dims = this.termFit.proposeDimensions();
+        if (dims) {
+          this.termWs.send(JSON.stringify({ type: 'resize', rows: dims.rows, cols: dims.cols }));
+        }
+      };
+
+      this.termWs.onmessage = (e) => {
+        if (e.data instanceof ArrayBuffer) {
+          this.term.write(new Uint8Array(e.data));
+        } else {
+          this.term.write(e.data);
+        }
+      };
+
+      this.termWs.onclose = () => {
+        this.term?.write('\r\n\x1b[90m[Disconnected]\x1b[0m\r\n');
+      };
+
+      // Resize handler
+      this._resizeHandler = () => this.termFit?.fit();
+      window.addEventListener('resize', this._resizeHandler);
+
+      // ResizeObserver for container
+      this._resizeObserver = new ResizeObserver(() => this.termFit?.fit());
+      this._resizeObserver.observe(container);
+    },
+
+    disconnectTerminal() {
+      if (this.termWs) {
+        this.termWs.close();
+        this.termWs = null;
+      }
+      if (this.term) {
+        this.term.dispose();
+        this.term = null;
+      }
+      if (this._resizeHandler) {
+        window.removeEventListener('resize', this._resizeHandler);
+        this._resizeHandler = null;
+      }
+      if (this._resizeObserver) {
+        this._resizeObserver.disconnect();
+        this._resizeObserver = null;
+      }
+      this.termFit = null;
+      this.termZone = null;
+    },
+
+    // ── Ports ──
+    async loadPorts() {
+      if (!this.currentZone) return;
+      try {
+        this.ports = await this.api(`/api/zones/${this.currentZone}/ports`);
+      } catch { this.ports = []; }
+    },
+
+    async addPort() {
+      if (!this.newPort) return;
+      const form = new FormData();
+      form.append('port', this.newPort);
+      form.append('label', this.newPortLabel);
+      try {
+        await this.api(`/api/zones/${this.currentZone}/ports`, { method: 'POST', body: form });
+        this.newPort = null;
+        this.newPortLabel = '';
+        await this.loadPorts();
+        this.notify('Port đã được thêm');
+      } catch {}
+    },
+
+    async removePort(port) {
+      if (!confirm(`Xoá port ${port}?`)) return;
+      try {
+        await this.api(`/api/zones/${this.currentZone}/ports/${port}`, { method: 'DELETE' });
+        await this.loadPorts();
+      } catch {}
+    },
+
+    // ── Backup ──
+    async loadBackupStatus() {
+      try {
+        this.backupStatus = await this.api('/api/backup/status');
+      } catch {}
+    },
+
+    async loadBackupList() {
+      this.backupLoading = true;
+      try {
+        this.backupList = await this.api('/api/backup/list');
+      } catch { this.backupList = []; }
+      this.backupLoading = false;
+    },
+
+    async backupZone(zoneName) {
+      if (!confirm(`Backup zone "${zoneName}" lên HuggingFace?`)) return;
+      try {
+        const res = await this.api(`/api/backup/zone/${zoneName}`, { method: 'POST' });
+        this.notify(res.message);
+        this._pollBackupStatus();
+      } catch {}
+    },
+
+    async backupAll() {
+      if (!confirm('Backup tất cả zones lên HuggingFace?')) return;
+      try {
+        const res = await this.api('/api/backup/all', { method: 'POST' });
+        this.notify(res.message);
+        this._pollBackupStatus();
+      } catch {}
+    },
+
+    async restoreZone(zoneName, backupName = null) {
+      if (!confirm(`Restore zone "${zoneName}" từ backup? Dữ liệu hiện tại sẽ bị ghi đè.`)) return;
+      try {
+        const query = backupName ? `?backup_name=${encodeURIComponent(backupName)}` : '';
+        const res = await this.api(`/api/backup/restore/${zoneName}${query}`, { method: 'POST' });
+        this.notify(res.message);
+        this._pollBackupStatus();
+      } catch {}
+    },
+
+    async restoreAll() {
+      if (!confirm('Restore tất cả zones từ backup? Dữ liệu hiện tại sẽ bị ghi đè.')) return;
+      try {
+        const res = await this.api('/api/backup/restore-all', { method: 'POST' });
+        this.notify(res.message);
+        this._pollBackupStatus();
+      } catch {}
+    },
+
+    async deleteBackup(backupName) {
+      if (!confirm(`Xoá backup "${backupName}" trên cloud?`)) return;
+      try {
+        await this.api(`/api/backup/file?backup_name=${encodeURIComponent(backupName)}`, { method: 'DELETE' });
+        await this.loadBackupList();
+        this.notify('Đã xoá backup');
+      } catch {}
+    },
+
+    _pollBackupStatus() {
+      if (this._pollTimer) return;
+      this._pollTimer = setInterval(async () => {
+        await this.loadBackupStatus();
+        if (!this.backupStatus.running) {
+          clearInterval(this._pollTimer);
+          this._pollTimer = null;
+          await this.loadBackupList();
+          await this.loadZones();
+          if (this.backupStatus.error) {
+            this.notify(this.backupStatus.error, 'error');
+          } else {
+            this.notify(this.backupStatus.progress);
+          }
+        }
+      }, 2000);
+    },
+  };
 }

static/index.html

@@ -1,673 +1,750 @@
-<!DOCTYPE html>
-<html lang="vi" class="h-full">
-<head>
-  <meta charset="UTF-8" />
-  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>HugPanel</title>
-
-  <!-- Tailwind CSS -->
-  <script src="https://cdn.tailwindcss.com"></script>
-  <script>
-    tailwind.config = {
-      darkMode: 'class',
-      theme: {
-        extend: {
-          colors: {
-            brand: {
-              50: '#f5f3ff', 100: '#ede9fe', 200: '#ddd6fe', 300: '#c4b5fd',
-              400: '#a78bfa', 500: '#8b5cf6', 600: '#7c3aed', 700: '#6d28d9',
-              800: '#5b21b6', 900: '#4c1d95',
-            }
-          }
-        }
-      }
-    }
-  </script>
-
-  <!-- Alpine.js -->
-  <script defer src="https://cdn.jsdelivr.net/npm/alpinejs@3.x.x/dist/cdn.min.js"></script>
-
-  <!-- xterm.js -->
-  <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/@xterm/xterm@5.5.0/css/xterm.min.css" />
-  <script src="https://cdn.jsdelivr.net/npm/@xterm/xterm@5.5.0/lib/xterm.min.js"></script>
-  <script src="https://cdn.jsdelivr.net/npm/@xterm/addon-fit@0.10.0/lib/addon-fit.min.js"></script>
-  <script src="https://cdn.jsdelivr.net/npm/@xterm/addon-web-links@0.11.0/lib/addon-web-links.min.js"></script>
-
-  <!-- Lucide Icons -->
-  <script src="https://unpkg.com/lucide@latest"></script>
-
-  <!-- Custom CSS -->
-  <link rel="stylesheet" href="/static/style.css" />
-</head>
-
-<body class="h-full bg-gray-950 text-gray-100 overflow-hidden" x-data="hugpanel()" x-init="init()">
-
-  <!-- ═══ AUTH: Login / Register Screen ═══ -->
-  <div x-show="!user && !authLoading" x-transition class="min-h-full flex items-center justify-center p-4">
-    <div class="w-full max-w-sm">
-      <!-- Logo -->
-      <div class="text-center mb-6">
-        <div class="w-14 h-14 mx-auto mb-3 rounded-2xl bg-gradient-to-br from-brand-500 to-brand-700 flex items-center justify-center text-2xl font-bold shadow-lg shadow-brand-500/25">H</div>
-        <h1 class="text-xl font-bold">HugPanel</h1>
-        <p class="text-xs text-gray-500 mt-1">Workspace Manager</p>
-      </div>
-
-      <div class="bg-gray-900 rounded-2xl border border-gray-800 p-6 space-y-4">
-        <!-- Tab switch -->
-        <div class="flex bg-gray-800 rounded-lg p-0.5">
-          <button @click="authMode = 'login'" :class="authMode === 'login' ? 'bg-brand-600 text-white shadow' : 'text-gray-400 hover:text-gray-200'" class="flex-1 py-2 text-sm font-medium rounded-md transition">Đăng nhập</button>
-          <button x-show="!registrationDisabled" @click="authMode = 'register'" :class="authMode === 'register' ? 'bg-brand-600 text-white shadow' : 'text-gray-400 hover:text-gray-200'" class="flex-1 py-2 text-sm font-medium rounded-md transition">Đăng ký</button>
-        </div>
-
-        <!-- Registration disabled notice -->
-        <div x-show="registrationDisabled && authMode === 'register'" x-init="if(registrationDisabled) authMode='login'" class="text-xs text-yellow-400 bg-yellow-400/10 rounded-lg px-3 py-2">Đăng ký đã bị tắt bởi admin</div>
-
-        <!-- Error -->
-        <div x-show="authError" class="text-xs text-red-400 bg-red-400/10 rounded-lg px-3 py-2" x-text="authError"></div>
-
-        <!-- Login Form -->
-        <div x-show="authMode === 'login'" class="space-y-3">
-          <input x-model="loginForm.username" placeholder="Username hoặc Email" class="w-full bg-gray-800 border border-gray-700 rounded-lg px-3 py-2.5 text-sm outline-none focus:border-brand-500 transition" @keydown.enter="login()" />
-          <input x-model="loginForm.password" type="password" placeholder="Mật khẩu" class="w-full bg-gray-800 border border-gray-700 rounded-lg px-3 py-2.5 text-sm outline-none focus:border-brand-500 transition" @keydown.enter="login()" />
-          <button @click="login()" :disabled="authSubmitting" class="w-full py-2.5 bg-brand-600 hover:bg-brand-500 rounded-lg text-sm font-medium transition disabled:opacity-50">
-            <span x-show="!authSubmitting">Đăng nhập</span>
-            <span x-show="authSubmitting">Đang xử lý...</span>
-          </button>
-        </div>
-
-        <!-- Register Form -->
-        <div x-show="authMode === 'register'" class="space-y-3">
-          <input x-model="registerForm.username" placeholder="Username" class="w-full bg-gray-800 border border-gray-700 rounded-lg px-3 py-2.5 text-sm outline-none focus:border-brand-500 transition" @keydown.enter="register()" />
-          <input x-model="registerForm.email" type="email" placeholder="Email" class="w-full bg-gray-800 border border-gray-700 rounded-lg px-3 py-2.5 text-sm outline-none focus:border-brand-500 transition" @keydown.enter="register()" />
-          <input x-model="registerForm.password" type="password" placeholder="Mật khẩu (ít nhất 6 ký tự)" class="w-full bg-gray-800 border border-gray-700 rounded-lg px-3 py-2.5 text-sm outline-none focus:border-brand-500 transition" @keydown.enter="register()" />
-          <button @click="register()" :disabled="authSubmitting" class="w-full py-2.5 bg-brand-600 hover:bg-brand-500 rounded-lg text-sm font-medium transition disabled:opacity-50">
-            <span x-show="!authSubmitting">Đăng ký</span>
-            <span x-show="authSubmitting">Đang xử lý...</span>
-          </button>
-        </div>
-      </div>
-
-      <!-- Admin API URL indicator -->
-      <div class="mt-4 text-center">
-        <div x-show="!adminApiUrl" class="text-xs text-yellow-500">ADMIN_API_URL chưa cấu hình</div>
-      </div>
-    </div>
-  </div>
-
-  <!-- Auth loading spinner -->
-  <div x-show="authLoading" class="min-h-full flex items-center justify-center">
-    <div class="w-8 h-8 border-2 border-brand-500 border-t-transparent rounded-full animate-spin"></div>
-  </div>
-
-  <!-- ═══ MAIN PANEL (shown when logged in) ═══ -->
-  <div x-show="user" x-cloak>
-
-  <!-- MOTD Banner -->
-  <div x-show="motd" class="fixed top-0 inset-x-0 z-[60] bg-brand-600/95 backdrop-blur text-white text-sm px-4 py-2.5 flex items-center justify-between lg:relative lg:z-auto">
-    <span x-text="motd" class="flex-1 text-center"></span>
-    <button @click="motd=''" class="ml-3 p-1 hover:bg-white/20 rounded transition text-xs">✕</button>
-  </div>
-
-  <!-- ═══ Mobile Top Bar ═══ -->
-  <header class="lg:hidden fixed top-0 inset-x-0 z-50 bg-gray-900/95 backdrop-blur border-b border-gray-800 px-4 py-3 flex items-center justify-between">
-    <button @click="sidebarOpen = !sidebarOpen" class="p-1.5 rounded-lg hover:bg-gray-800 transition">
-      <i data-lucide="menu" class="w-5 h-5"></i>
-    </button>
-    <div class="flex items-center gap-2">
-      <div class="w-7 h-7 rounded-lg bg-brand-600 flex items-center justify-center text-sm font-bold">H</div>
-      <span class="font-semibold text-sm">HugPanel</span>
-    </div>
-    <div class="w-8"></div>
-  </header>
-
-  <!-- ═══ Sidebar Overlay (mobile) ═══ -->
-  <div x-show="sidebarOpen" x-transition:enter="transition-opacity duration-200"
-       x-transition:leave="transition-opacity duration-200"
-       @click="sidebarOpen = false"
-       class="lg:hidden fixed inset-0 z-40 bg-black/60 backdrop-blur-sm"></div>
-
-  <div class="flex h-screen overflow-hidden">
-
-    <!-- ═══ Sidebar ═══ -->
-    <aside :class="sidebarOpen ? 'translate-x-0' : '-translate-x-full'"
-           class="fixed lg:static inset-y-0 left-0 z-50 lg:z-auto lg:translate-x-0 w-64 xl:w-72 bg-gray-900 border-r border-gray-800 flex flex-col transition-transform duration-300 ease-in-out">
-
-      <!-- Logo -->
-      <div class="p-4 border-b border-gray-800 flex items-center gap-3">
-        <div class="w-9 h-9 rounded-xl bg-gradient-to-br from-brand-500 to-brand-700 flex items-center justify-center text-lg font-bold shadow-lg shadow-brand-500/25">H</div>
-        <div>
-          <div class="font-bold text-sm">HugPanel</div>
-          <div class="text-xs text-gray-500">Workspace Manager</div>
-        </div>
-      </div>
-
-      <!-- Zone List -->
-      <div class="flex-1 overflow-y-auto p-3 space-y-1">
-        <div class="px-2 py-1.5 text-xs font-medium text-gray-500 uppercase tracking-wider">Zones</div>
-
-        <template x-for="zone in zones" :key="zone.name">
-          <div class="group relative">
-            <button @click="selectZone(zone.name); sidebarOpen = false"
-                    :class="currentZone === zone.name ? 'bg-brand-600/20 text-brand-400 border-brand-500/30' : 'text-gray-400 hover:bg-gray-800 hover:text-gray-200 border-transparent'"
-                    class="w-full flex items-center gap-2.5 px-3 py-2 rounded-lg text-sm transition-all border">
-              <i data-lucide="box" class="w-4 h-4 flex-shrink-0"></i>
-              <span x-text="zone.name" class="truncate"></span>
-            </button>
-            <button @click.stop="currentZone = zone.name; confirmDeleteZone()"
-                    class="absolute right-2 top-1/2 -translate-y-1/2 p-1 rounded text-gray-600 hover:text-red-400 hover:bg-red-400/10 opacity-0 group-hover:opacity-100 transition" title="Xoá zone">
-              <i data-lucide="trash-2" class="w-3.5 h-3.5"></i>
-            </button>
-          </div>
-        </template>
-
-        <div x-show="zones.length === 0" class="text-center py-8 text-gray-600 text-sm">
-          Chưa có zone nào
-        </div>
-      </div>
-
-      <!-- Create Zone -->
-      <div class="p-3 border-t border-gray-800 space-y-2">
-        <button @click="showCreateZone = true"
-                :disabled="maxZones > 0 && zones.length >= maxZones"
-                :class="(maxZones > 0 && zones.length >= maxZones) ? 'opacity-50 cursor-not-allowed bg-gray-700' : 'bg-brand-600 hover:bg-brand-500 shadow-lg shadow-brand-600/25'"
-                class="w-full flex items-center justify-center gap-2 px-3 py-2.5 rounded-lg text-white text-sm font-medium transition">
-          <i data-lucide="plus" class="w-4 h-4"></i>
-          T���o Zone
-        </button>
-        <div x-show="maxZones > 0" class="text-center text-xs text-gray-500">
-          <span x-text="zones.length"></span> / <span x-text="maxZones"></span> zones
-        </div>
-      </div>
-
-      <!-- User Info + Logout -->
-      <div class="p-3 border-t border-gray-800">
-        <div class="flex items-center gap-2.5 px-2 py-1.5">
-          <div class="w-8 h-8 rounded-lg bg-gray-800 flex items-center justify-center text-xs font-bold text-brand-400" x-text="user?.username?.charAt(0).toUpperCase()"></div>
-          <div class="flex-1 min-w-0">
-            <div class="text-sm font-medium truncate" x-text="user?.username"></div>
-            <div class="text-xs text-gray-500" x-text="user?.role === 'admin' ? 'Admin' : 'User'"></div>
-          </div>
-          <button @click="logout()" class="p-1.5 rounded-lg text-gray-500 hover:text-red-400 hover:bg-red-400/10 transition" title="Đăng xuất">
-            <i data-lucide="log-out" class="w-4 h-4"></i>
-          </button>
-        </div>
-      </div>
-    </aside>
-
-    <!-- ═══ Main Content ═══ -->
-    <main class="flex-1 flex flex-col min-w-0 min-h-0 pt-14 lg:pt-0 h-full">
-
-      <!-- No zone selected -->
-      <div x-show="!currentZone" class="flex-1 overflow-y-auto p-4 lg:p-8" x-effect="if(!currentZone && backupStatus.configured) loadBackupList()">
-        <div class="text-center max-w-sm mx-auto mb-6 pt-4 lg:pt-8">
-          <div class="w-16 h-16 lg:w-20 lg:h-20 mx-auto mb-4 rounded-2xl bg-gray-800 flex items-center justify-center">
-            <i data-lucide="layout-dashboard" class="w-8 h-8 lg:w-10 lg:h-10 text-gray-600"></i>
-          </div>
-          <h2 class="text-lg lg:text-xl font-semibold text-gray-400 mb-2">Chọn hoặc tạo Zone</h2>
-          <p class="text-sm text-gray-600">Chọn zone từ sidebar hoặc tạo zone mới để bắt đầu.</p>
-        </div>
-
-        <!-- Cloud Backups (available even without selecting a zone) -->
-        <div x-show="backupStatus.configured" class="max-w-3xl mx-auto space-y-4">
-          <!-- Restore All button -->
-          <button @click="restoreAll()" :disabled="backupStatus.running"
-                  :class="backupStatus.running ? 'opacity-50 cursor-not-allowed' : 'hover:bg-emerald-500'"
-                  class="w-full flex items-center justify-center gap-2 px-4 py-3 bg-emerald-600 rounded-xl text-sm font-medium transition">
-            <i data-lucide="cloud-download" class="w-4 h-4"></i>
-            Restore tất cả từ cloud
-          </button>
-
-          <!-- Progress -->
-          <div x-show="backupStatus.running" class="bg-gray-900 rounded-xl border border-gray-800 p-4">
-            <div class="flex items-center gap-2 mb-2">
-              <div class="w-4 h-4 border-2 border-brand-500 border-t-transparent rounded-full animate-spin"></div>
-              <span class="text-xs text-brand-400">Đang chạy</span>
-            </div>
-            <div class="text-xs text-gray-400" x-text="backupStatus.progress"></div>
-          </div>
-          <div x-show="backupStatus.error" class="text-xs text-red-400 bg-red-400/10 rounded-lg px-3 py-2" x-text="backupStatus.error"></div>
-
-          <!-- Cloud backup list -->
-          <div class="bg-gray-900 rounded-xl border border-gray-800 overflow-hidden">
-            <div class="px-4 py-3 border-b border-gray-800 flex items-center justify-between">
-              <h3 class="text-sm font-medium text-gray-300">Bản backup trên cloud</h3>
-              <button @click="loadBackupList()" class="p-1.5 rounded-lg text-gray-400 hover:text-gray-200 hover:bg-gray-800 transition" title="Refresh">
-                <i data-lucide="refresh-cw" class="w-3.5 h-3.5"></i>
-              </button>
-            </div>
-            <div x-show="backupLoading" class="flex items-center justify-center py-8">
-              <div class="w-5 h-5 border-2 border-brand-500 border-t-transparent rounded-full animate-spin"></div>
-            </div>
-            <div x-show="!backupLoading && backupList.length === 0" class="text-center py-8 text-gray-600 text-sm">
-              Chưa có bản backup nào
-            </div>
-            <div x-show="!backupLoading" class="divide-y divide-gray-800/50">
-              <template x-for="b in backupList" :key="b.zone_name">
-                <div class="flex items-center gap-3 px-4 py-3 hover:bg-gray-800/30 transition">
-                  <div class="w-8 h-8 rounded-lg flex items-center justify-center flex-shrink-0"
-                       :class="b.local_exists ? 'bg-brand-500/10' : 'bg-yellow-500/10'">
-                    <i data-lucide="archive" class="w-4 h-4" :class="b.local_exists ? 'text-brand-400' : 'text-yellow-400'"></i>
-                  </div>
-                  <div class="flex-1 min-w-0">
-                    <div class="flex items-center gap-2">
-                      <span class="text-sm font-medium truncate" x-text="b.zone_name"></span>
-                      <span x-show="!b.local_exists" class="text-[10px] px-1.5 py-0.5 rounded bg-yellow-500/20 text-yellow-400">Chỉ trên cloud</span>
-                    </div>
-                    <div class="text-xs text-gray-500">
-                      <span x-show="b.size" x-text="(b.size / 1024 / 1024).toFixed(1) + ' MB'"></span>
-                      <span x-show="b.last_modified"> · <span x-text="new Date(b.last_modified).toLocaleString('vi-VN')"></span></span>
-                    </div>
-                  </div>
-                  <button @click="restoreZone(b.zone_name)" :disabled="backupStatus.running"
-                          class="p-2 rounded-lg text-gray-400 hover:text-emerald-400 hover:bg-emerald-400/10 transition" title="Restore">
-                    <i data-lucide="download-cloud" class="w-4 h-4"></i>
-                  </button>
-                </div>
-              </template>
-            </div>
-          </div>
-        </div>
-      </div>
-
-      <!-- Zone Content -->
-      <div x-show="currentZone" class="flex-1 flex flex-col min-h-0">
-
-        <!-- Tab Bar -->
-        <div class="bg-gray-900/80 backdrop-blur border-b border-gray-800 px-4">
-          <div class="flex items-center gap-1 overflow-x-auto scrollbar-hide">
-            <template x-for="tab in tabs" :key="tab.id">
-              <button @click="activeTab = tab.id"
-                      :class="activeTab === tab.id ? 'text-brand-400 border-brand-500 bg-brand-500/10' : 'text-gray-500 border-transparent hover:text-gray-300 hover:bg-gray-800'"
-                      class="flex items-center gap-1.5 px-3 py-2.5 text-sm font-medium border-b-2 transition whitespace-nowrap rounded-t-lg">
-                <i :data-lucide="tab.icon" class="w-4 h-4"></i>
-                <span x-text="tab.label"></span>
-              </button>
-            </template>
-
-            <!-- Zone Actions (right side) -->
-            <div class="ml-auto flex items-center gap-1 lg:gap-2">
-              <div class="hidden lg:flex items-center gap-2 mr-3">
-                <div class="w-2 h-2 rounded-full bg-green-500"></div>
-                <span x-text="currentZone" class="text-sm text-gray-300 font-medium"></span>
-              </div>
-              <span x-text="currentZone" class="text-xs text-gray-500 font-mono mr-2 hidden sm:inline lg:hidden"></span>
-              <button @click="confirmDeleteZone()" class="p-1.5 rounded-lg text-gray-500 hover:text-red-400 hover:bg-red-400/10 transition flex items-center gap-1.5" title="Xoá zone">
-                <i data-lucide="trash-2" class="w-4 h-4"></i>
-                <span class="hidden lg:inline text-xs">Xoá zone</span>
-              </button>
-            </div>
-          </div>
-        </div>
-
-        <!-- ═══ TAB: Files + Editor (split on desktop) ═══ -->
-        <div x-show="activeTab === 'files' || activeTab === 'editor'" class="desktop-split flex-1 flex flex-col lg:flex-row min-h-0">
-
-        <!-- Files Panel (always visible on desktop when in files/editor tab) -->
-        <div x-show="activeTab === 'files' || (isDesktop && activeTab === 'editor')" class="split-panel split-files flex flex-col min-h-0" :class="isDesktop ? '' : 'flex-1'">
-
-          <!-- File Toolbar -->
-          <div class="px-4 py-2 bg-gray-900/50 border-b border-gray-800 flex flex-wrap items-center gap-2">
-            <!-- Breadcrumb -->
-            <div class="flex items-center gap-1 text-sm flex-1 min-w-0 overflow-x-auto scrollbar-hide">
-              <button @click="navigateTo('')" class="text-brand-400 hover:text-brand-300 flex-shrink-0">
-                <i data-lucide="home" class="w-3.5 h-3.5"></i>
-              </button>
-              <template x-for="(part, i) in currentPathParts" :key="i">
-                <div class="flex items-center gap-1 flex-shrink-0">
-                  <i data-lucide="chevron-right" class="w-3 h-3 text-gray-600"></i>
-                  <button @click="navigateTo(currentPathParts.slice(0, i+1).join('/'))"
-                          class="text-gray-400 hover:text-brand-400 transition truncate max-w-[120px]"
-                          x-text="part"></button>
-                </div>
-              </template>
-            </div>
-
-            <!-- File Actions -->
-            <div class="flex items-center gap-1">
-              <button @click="showNewFile = true" class="p-1.5 rounded-lg text-gray-400 hover:text-brand-400 hover:bg-brand-400/10 transition" title="Tạo file">
-                <i data-lucide="file-plus" class="w-4 h-4"></i>
-              </button>
-              <button @click="showNewFolder = true" class="p-1.5 rounded-lg text-gray-400 hover:text-brand-400 hover:bg-brand-400/10 transition" title="Tạo thư mục">
-                <i data-lucide="folder-plus" class="w-4 h-4"></i>
-              </button>
-              <label class="p-1.5 rounded-lg text-gray-400 hover:text-brand-400 hover:bg-brand-400/10 transition cursor-pointer" title="Upload">
-                <i data-lucide="upload" class="w-4 h-4"></i>
-                <input type="file" class="hidden" @change="uploadFile($event)" multiple />
-              </label>
-              <button @click="loadFiles()" class="p-1.5 rounded-lg text-gray-400 hover:text-gray-200 hover:bg-gray-800 transition" title="Refresh">
-                <i data-lucide="refresh-cw" class="w-4 h-4"></i>
-              </button>
-            </div>
-          </div>
-
-          <!-- New File/Folder Inputs -->
-          <div x-show="showNewFile" class="px-4 py-2 bg-gray-800/50 border-b border-gray-800 flex items-center gap-2">
-            <i data-lucide="file" class="w-4 h-4 text-gray-500"></i>
-            <input x-ref="newFileInput" x-model="newFileName" @keydown.enter="createFile()" @keydown.escape="showNewFile = false"
-                   placeholder="filename.txt" class="flex-1 bg-transparent text-sm outline-none placeholder-gray-600" />
-            <button @click="createFile()" class="px-3 py-1 text-xs bg-brand-600 hover:bg-brand-500 rounded-md transition">Tạo</button>
-            <button @click="showNewFile = false" class="px-2 py-1 text-xs text-gray-500 hover:text-gray-300">Huỷ</button>
-          </div>
-          <div x-show="showNewFolder" class="px-4 py-2 bg-gray-800/50 border-b border-gray-800 flex items-center gap-2">
-            <i data-lucide="folder" class="w-4 h-4 text-gray-500"></i>
-            <input x-ref="newFolderInput" x-model="newFolderName" @keydown.enter="createFolder()" @keydown.escape="showNewFolder = false"
-                   placeholder="folder-name" class="flex-1 bg-transparent text-sm outline-none placeholder-gray-600" />
-            <button @click="createFolder()" class="px-3 py-1 text-xs bg-brand-600 hover:bg-brand-500 rounded-md transition">Tạo</button>
-            <button @click="showNewFolder = false" class="px-2 py-1 text-xs text-gray-500 hover:text-gray-300">Huỷ</button>
-          </div>
-
-          <!-- File List -->
-          <div class="flex-1 overflow-y-auto">
-            <div x-show="filesLoading" class="flex items-center justify-center py-12">
-              <div class="w-6 h-6 border-2 border-brand-500 border-t-transparent rounded-full animate-spin"></div>
-            </div>
-
-            <div x-show="!filesLoading && files.length === 0" class="text-center py-12 text-gray-600 text-sm">
-              Thư mục trống
-            </div>
-
-            <div x-show="!filesLoading" class="divide-y divide-gray-800/50">
-              <!-- Back button -->
-              <button x-show="currentPath !== ''"
-                      @click="navigateUp()"
-                      class="w-full flex items-center gap-3 px-4 py-2.5 hover:bg-gray-800/50 transition text-gray-400">
-                <i data-lucide="corner-left-up" class="w-4 h-4"></i>
-                <span class="text-sm">..</span>
-              </button>
-
-              <template x-for="file in files" :key="file.name">
-                <div class="file-item group flex items-center gap-3 px-4 py-2.5 hover:bg-gray-800/50 transition cursor-pointer"
-                     @click="file.is_dir ? navigateTo(joinPath(currentPath, file.name)) : openFile(joinPath(currentPath, file.name))">
-                  <i :data-lucide="file.is_dir ? 'folder' : getFileIcon(file.name)"
-                     :class="file.is_dir ? 'text-brand-400' : 'text-gray-500'"
-                     class="w-4 h-4 flex-shrink-0"></i>
-                  <span class="flex-1 text-sm truncate" x-text="file.name"></span>
-                  <span x-show="!file.is_dir" class="text-xs text-gray-600 hidden sm:inline" x-text="formatSize(file.size)"></span>
-
-                  <!-- File Actions -->
-                  <div class="file-actions flex items-center gap-0.5 opacity-0 group-hover:opacity-100 transition">
-                    <button x-show="!file.is_dir" @click.stop="downloadFile(joinPath(currentPath, file.name), file.name)"
-                            class="p-1 rounded text-gray-500 hover:text-brand-400 hover:bg-brand-400/10" title="Download">
-                      <i data-lucide="download" class="w-3.5 h-3.5"></i>
-                    </button>
-                    <button @click.stop="startRename(file)" class="p-1 rounded text-gray-500 hover:text-yellow-400 hover:bg-yellow-400/10" title="Đổi tên">
-                      <i data-lucide="pencil" class="w-3.5 h-3.5"></i>
-                    </button>
-                    <button @click.stop="deleteFile(joinPath(currentPath, file.name), file.is_dir)"
-                            class="p-1 rounded text-gray-500 hover:text-red-400 hover:bg-red-400/10" title="Xoá">
-                      <i data-lucide="trash-2" class="w-3.5 h-3.5"></i>
-                    </button>
-                  </div>
-                </div>
-              </template>
-            </div>
-          </div>
-        </div>
-
-        <!-- ═══ TAB: Editor (always visible on desktop when in files/editor tab) ═══ -->
-        <div x-show="activeTab === 'editor' || (isDesktop && activeTab === 'files')" class="split-panel split-editor flex-1 flex flex-col min-h-0">
-          <div x-show="!editorFile" class="flex-1 flex items-center justify-center text-gray-600 text-sm">
-            Chọn file để chỉnh sửa
-          </div>
-          <div x-show="editorFile" class="flex-1 flex flex-col min-h-0">
-            <div class="px-4 py-2 bg-gray-900/50 border-b border-gray-800 flex items-center gap-2">
-              <i data-lucide="file-code" class="w-4 h-4 text-brand-400"></i>
-              <span class="text-sm text-gray-300 truncate" x-text="editorFile"></span>
-              <div class="ml-auto flex items-center gap-2">
-                <span x-show="editorDirty" class="text-xs text-yellow-500">Chưa lưu</span>
-                <button @click="saveFile()" :disabled="!editorDirty"
-                        :class="editorDirty ? 'bg-brand-600 hover:bg-brand-500 text-white' : 'bg-gray-800 text-gray-600 cursor-not-allowed'"
-                        class="px-3 py-1 text-xs rounded-md transition font-medium">
-                  Lưu
-                </button>
-              </div>
-            </div>
-            <div class="flex-1 min-h-0 overflow-hidden">
-              <textarea x-model="editorContent" @input="editorDirty = true"
-                        @keydown.ctrl.s.prevent="saveFile()"
-                        class="w-full h-full p-4 bg-gray-950 text-gray-200 text-sm font-mono resize-none outline-none leading-relaxed block"
-                        spellcheck="false"></textarea>
-            </div>
-          </div>
-        </div>
-
-        </div><!-- end desktop-split -->
-
-        <!-- ═══ TAB: Terminal ═══ -->
-        <div x-show="activeTab === 'terminal'" x-effect="if(activeTab==='terminal') initTerminal()" class="flex-1 flex flex-col min-h-0">
-          <div id="terminal-container" class="flex-1 min-h-0 p-1 bg-black"></div>
-        </div>
-
-        <!-- ═══ TAB: Ports ═══ -->
-        <div x-show="activeTab === 'ports'" class="flex-1 overflow-y-auto">
-          <div class="p-4 lg:p-6 space-y-4 w-full">
-            <!-- Add Port -->
-            <div class="bg-gray-900 rounded-xl border border-gray-800 p-4">
-              <h3 class="text-sm font-medium text-gray-300 mb-3">Thêm Port</h3>
-              <div class="flex flex-col sm:flex-row gap-2">
-                <input x-model.number="newPort" type="number" min="1024" max="65535" placeholder="Port (1024-65535)"
-                       class="flex-1 bg-gray-800 border border-gray-700 rounded-lg px-3 py-2 text-sm outline-none focus:border-brand-500 transition" />
-                <input x-model="newPortLabel" placeholder="Label (tuỳ chọn)"
-                       class="flex-1 bg-gray-800 border border-gray-700 rounded-lg px-3 py-2 text-sm outline-none focus:border-brand-500 transition" />
-                <button @click="addPort()" class="px-4 py-2 bg-brand-600 hover:bg-brand-500 rounded-lg text-sm font-medium transition">
-                  Thêm
-                </button>
-              </div>
-            </div>
-
-            <!-- Port List -->
-            <div class="space-y-2 lg:grid lg:grid-cols-2 2xl:grid-cols-3 lg:gap-3 lg:space-y-0">
-              <template x-for="port in ports" :key="port.port">
-                <div class="bg-gray-900 rounded-xl border border-gray-800 p-4 flex items-center gap-3">
-                  <div class="w-10 h-10 rounded-lg bg-green-500/10 flex items-center justify-center flex-shrink-0">
-                    <i data-lucide="radio" class="w-5 h-5 text-green-400"></i>
-                  </div>
-                  <div class="flex-1 min-w-0">
-                    <div class="text-sm font-medium" x-text="port.label || 'Port ' + port.port"></div>
-                    <div class="text-xs text-gray-500">
-                      Port: <span x-text="port.port" class="text-gray-400 font-mono"></span>
-                    </div>
-                  </div>
-                  <a :href="'/port/' + currentZone + '/' + port.port + '/'"
-                     target="_blank"
-                     class="p-2 rounded-lg text-gray-400 hover:text-brand-400 hover:bg-brand-400/10 transition" title="Mở">
-                    <i data-lucide="external-link" class="w-4 h-4"></i>
-                  </a>
-                  <button @click="removePort(port.port)"
-                          class="p-2 rounded-lg text-gray-400 hover:text-red-400 hover:bg-red-400/10 transition" title="Xoá">
-                    <i data-lucide="trash-2" class="w-4 h-4"></i>
-                  </button>
-                </div>
-              </template>
-
-              <div x-show="ports.length === 0" class="text-center py-8 text-gray-600 text-sm lg:col-span-2 2xl:col-span-3">
-                Chưa có port nào
-              </div>
-            </div>
-          </div>
-        </div>
-
-        <!-- ═══ TAB: Backup ═══ -->
-        <div x-show="activeTab === 'backup'" x-effect="if(activeTab==='backup' && backupStatus.configured) loadBackupList()" class="flex-1 overflow-y-auto">
-          <div class="p-4 lg:p-6 space-y-4 w-full">
-
-            <!-- Not configured -->
-            <div x-show="!backupStatus.configured" class="bg-gray-900 rounded-xl border border-gray-800 p-6 text-center">
-              <div class="w-14 h-14 mx-auto mb-4 rounded-2xl bg-yellow-500/10 flex items-center justify-center">
-                <i data-lucide="cloud-off" class="w-7 h-7 text-yellow-500"></i>
-              </div>
-              <h3 class="text-sm font-semibold text-gray-300 mb-2">Chưa cấu hình Backup</h3>
-              <p class="text-xs text-gray-500 mb-4 max-w-xs mx-auto">
-                Đặt biến môi trường <code class="text-brand-400">ADMIN_API_URL</code> để kết nối với Admin Worker và sử dụng tính năng backup.
-              </p>
-              <div class="bg-gray-800 rounded-lg p-3 text-left text-xs font-mono text-gray-400 max-w-sm mx-auto space-y-1">
-                <div>ADMIN_API_URL=https://your-worker.workers.dev</div>
-              </div>
-            </div>
-
-            <!-- Configured: Status & Actions -->
-            <div x-show="backupStatus.configured" class="space-y-4">
-
-              <!-- Status Card -->
-              <div class="bg-gray-900 rounded-xl border border-gray-800 p-4">
-                <div class="flex items-center gap-3 mb-3">
-                  <div class="w-10 h-10 rounded-lg bg-brand-500/10 flex items-center justify-center flex-shrink-0">
-                    <i data-lucide="cloud" class="w-5 h-5 text-brand-400"></i>
-                  </div>
-                  <div class="flex-1 min-w-0">
-                    <div class="text-sm font-medium">Cloud Backup</div>
-                    <div class="text-xs text-gray-500 font-mono truncate" x-text="backupStatus.admin_url"></div>
-                  </div>
-                  <div x-show="backupStatus.running" class="flex items-center gap-2">
-                    <div class="w-4 h-4 border-2 border-brand-500 border-t-transparent rounded-full animate-spin"></div>
-                    <span class="text-xs text-brand-400">Đang chạy</span>
-                  </div>
-                </div>
-
-                <!-- Progress -->
-                <div x-show="backupStatus.progress" class="text-xs text-gray-400 mb-3 px-1" x-text="backupStatus.progress"></div>
-
-                <!-- Error -->
-                <div x-show="backupStatus.error" class="text-xs text-red-400 bg-red-400/10 rounded-lg px-3 py-2 mb-3" x-text="backupStatus.error"></div>
-
-                <!-- Last backup -->
-                <div x-show="backupStatus.last" class="text-xs text-gray-500 px-1">
-                  Lần cuối: <span x-text="backupStatus.last ? new Date(backupStatus.last).toLocaleString('vi-VN') : 'Chưa có'" class="text-gray-400"></span>
-                </div>
-              </div>
-
-              <!-- Action Buttons -->
-              <div class="grid grid-cols-2 lg:grid-cols-4 gap-2">
-                <button @click="backupZone(currentZone)" :disabled="backupStatus.running"
-                        :class="backupStatus.running ? 'opacity-50 cursor-not-allowed' : 'hover:bg-brand-500'"
-                        class="flex items-center justify-center gap-2 px-4 py-3 bg-brand-600 rounded-xl text-sm font-medium transition">
-                  <i data-lucide="upload-cloud" class="w-4 h-4"></i>
-                  Backup Zone này
-                </button>
-                <button @click="backupAll()" :disabled="backupStatus.running"
-                        :class="backupStatus.running ? 'opacity-50 cursor-not-allowed' : 'hover:bg-brand-500'"
-                        class="flex items-center justify-center gap-2 px-4 py-3 bg-brand-600 rounded-xl text-sm font-medium transition">
-                  <i data-lucide="cloud-upload" class="w-4 h-4"></i>
-                  Backup tất cả
-                </button>
-                <button @click="restoreZone(currentZone)" :disabled="backupStatus.running || !backupList.some(b => b.zone_name === currentZone)"
-                        :class="(backupStatus.running || !backupList.some(b => b.zone_name === currentZone)) ? 'opacity-50 cursor-not-allowed' : 'hover:bg-emerald-500'"
-                        class="flex items-center justify-center gap-2 px-4 py-3 bg-emerald-600 rounded-xl text-sm font-medium transition">
-                  <i data-lucide="download-cloud" class="w-4 h-4"></i>
-                  Restore Zone này
-                </button>
-                <button @click="restoreAll()" :disabled="backupStatus.running"
-                        :class="backupStatus.running ? 'opacity-50 cursor-not-allowed' : 'hover:bg-emerald-500'"
-                        class="flex items-center justify-center gap-2 px-4 py-3 bg-emerald-600 rounded-xl text-sm font-medium transition">
-                  <i data-lucide="cloud-download" class="w-4 h-4"></i>
-                  Restore tất cả
-                </button>
-              </div>
-
-              <!-- Backup List -->
-              <div class="bg-gray-900 rounded-xl border border-gray-800 overflow-hidden">
-                <div class="px-4 py-3 border-b border-gray-800 flex items-center justify-between">
-                  <h3 class="text-sm font-medium text-gray-300">Bản backup trên cloud</h3>
-                  <button @click="loadBackupList()" class="p-1.5 rounded-lg text-gray-400 hover:text-gray-200 hover:bg-gray-800 transition" title="Refresh">
-                    <i data-lucide="refresh-cw" class="w-3.5 h-3.5"></i>
-                  </button>
-                </div>
-
-                <div x-show="backupLoading" class="flex items-center justify-center py-8">
-                  <div class="w-5 h-5 border-2 border-brand-500 border-t-transparent rounded-full animate-spin"></div>
-                </div>
-
-                <div x-show="!backupLoading && backupList.length === 0" class="text-center py-8 text-gray-600 text-sm">
-                  Chưa có bản backup nào
-                </div>
-
-                <div x-show="!backupLoading" class="divide-y divide-gray-800/50">
-                  <template x-for="b in backupList" :key="b.zone_name">
-                    <div class="flex items-center gap-3 px-4 py-3 hover:bg-gray-800/30 transition">
-                      <div class="w-8 h-8 rounded-lg bg-brand-500/10 flex items-center justify-center flex-shrink-0">
-                        <i data-lucide="archive" class="w-4 h-4 text-brand-400"></i>
-                      </div>
-                      <div class="flex-1 min-w-0">
-                        <div class="flex items-center gap-2">
-                          <span class="text-sm font-medium truncate" x-text="b.zone_name"></span>
-                          <span x-show="!b.local_exists" class="text-[10px] px-1.5 py-0.5 rounded bg-yellow-500/20 text-yellow-400">Chỉ trên cloud</span>
-                        </div>
-                        <div class="text-xs text-gray-500">
-                          <span x-show="b.size" x-text="(b.size / 1024 / 1024).toFixed(1) + ' MB'"></span>
-                          <span x-show="b.last_modified"> · <span x-text="new Date(b.last_modified).toLocaleString('vi-VN')"></span></span>
-                        </div>
-                      </div>
-                      <button @click="restoreZone(b.zone_name)" :disabled="backupStatus.running"
-                              class="p-2 rounded-lg text-gray-400 hover:text-emerald-400 hover:bg-emerald-400/10 transition" title="Restore">
-                        <i data-lucide="download-cloud" class="w-4 h-4"></i>
-                      </button>
-                    </div>
-                  </template>
-                </div>
-              </div>
-            </div>
-          </div>
-        </div>
-      </div>
-    </main>
-  </div>
-
-  </div><!-- end x-show="user" -->
-
-  <!-- ═══ MODAL: Create Zone ═══ -->
-  <div x-show="showCreateZone" x-transition:enter="transition duration-200" x-transition:leave="transition duration-150"
-       class="fixed inset-0 z-[100] flex items-end sm:items-center justify-center p-4 bg-black/60 backdrop-blur-sm">
-    <div @click.outside="showCreateZone = false"
-         class="w-full max-w-md bg-gray-900 rounded-2xl border border-gray-800 shadow-2xl overflow-hidden">
-      <div class="p-5 border-b border-gray-800">
-        <h2 class="text-lg font-semibold">Tạo Zone mới</h2>
-      </div>
-      <div class="p-5 space-y-4">
-        <div>
-          <label class="block text-xs text-gray-500 mb-1.5">Tên Zone</label>
-          <input x-model="createZoneName" x-ref="zoneNameInput" @keydown.enter="createZone()"
-                 placeholder="my-project" class="w-full bg-gray-800 border border-gray-700 rounded-lg px-3 py-2.5 text-sm outline-none focus:border-brand-500 transition" />
-        </div>
-        <div>
-          <label class="block text-xs text-gray-500 mb-1.5">Mô tả (tuỳ chọn)</label>
-          <input x-model="createZoneDesc" @keydown.enter="createZone()"
-                 placeholder="Mô tả ngắn..." class="w-full bg-gray-800 border border-gray-700 rounded-lg px-3 py-2.5 text-sm outline-none focus:border-brand-500 transition" />
-        </div>
-      </div>
-      <div class="p-5 border-t border-gray-800 flex gap-2 justify-end">
-        <button @click="showCreateZone = false" class="px-4 py-2 text-sm text-gray-400 hover:text-gray-200 transition">Huỷ</button>
-        <button @click="createZone()" class="px-4 py-2 bg-brand-600 hover:bg-brand-500 rounded-lg text-sm font-medium transition">Tạo</button>
-      </div>
-    </div>
-  </div>
-
-  <!-- ═══ MODAL: Rename ═══ -->
-  <div x-show="showRename" x-transition class="fixed inset-0 z-[100] flex items-end sm:items-center justify-center p-4 bg-black/60 backdrop-blur-sm">
-    <div @click.outside="showRename = false" class="w-full max-w-sm bg-gray-900 rounded-2xl border border-gray-800 shadow-2xl overflow-hidden">
-      <div class="p-5 border-b border-gray-800">
-        <h2 class="text-base font-semibold">Đổi tên</h2>
-      </div>
-      <div class="p-5">
-        <input x-model="renameNewName" x-ref="renameInput" @keydown.enter="doRename()" @keydown.escape="showRename = false"
-               class="w-full bg-gray-800 border border-gray-700 rounded-lg px-3 py-2.5 text-sm outline-none focus:border-brand-500 transition" />
-      </div>
-      <div class="p-5 border-t border-gray-800 flex gap-2 justify-end">
-        <button @click="showRename = false" class="px-4 py-2 text-sm text-gray-400 hover:text-gray-200 transition">Huỷ</button>
-        <button @click="doRename()" class="px-4 py-2 bg-brand-600 hover:bg-brand-500 rounded-lg text-sm font-medium transition">Đổi tên</button>
-      </div>
-    </div>
-  </div>
-
-  <!-- ═══ Toast ═══ -->
-  <div x-show="toast.show" x-transition:enter="transition transform duration-300"
-       x-transition:enter-start="translate-y-4 opacity-0" x-transition:enter-end="translate-y-0 opacity-100"
-       x-transition:leave="transition transform duration-200"
-       x-transition:leave-start="translate-y-0 opacity-100" x-transition:leave-end="translate-y-4 opacity-0"
-       :class="toast.type === 'error' ? 'bg-red-900/90 border-red-700' : 'bg-gray-800/90 border-gray-700'"
-       class="fixed bottom-4 right-4 z-[110] max-w-sm px-4 py-3 rounded-xl border backdrop-blur shadow-2xl text-sm">
-    <span x-text="toast.message"></span>
-  </div>
-
-  <script src="/static/app.js"></script>
-</body>
+<!DOCTYPE html>
+<html lang="vi" class="h-full">
+<head>
+  <meta charset="UTF-8" />
+  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+  <title>HugPanel</title>
+
+  <!-- Tailwind CSS -->
+  <script src="https://cdn.tailwindcss.com"></script>
+  <script>
+    tailwind.config = {
+      darkMode: 'class',
+      theme: {
+        extend: {
+          colors: {
+            brand: {
+              50: '#f5f3ff', 100: '#ede9fe', 200: '#ddd6fe', 300: '#c4b5fd',
+              400: '#a78bfa', 500: '#8b5cf6', 600: '#7c3aed', 700: '#6d28d9',
+              800: '#5b21b6', 900: '#4c1d95',
+            }
+          }
+        }
+      }
+    }
+  </script>
+
+  <!-- Alpine.js -->
+  <script defer src="https://cdn.jsdelivr.net/npm/alpinejs@3.x.x/dist/cdn.min.js"></script>
+
+  <!-- xterm.js -->
+  <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/@xterm/xterm@5.5.0/css/xterm.min.css" />
+  <script src="https://cdn.jsdelivr.net/npm/@xterm/xterm@5.5.0/lib/xterm.min.js"></script>
+  <script src="https://cdn.jsdelivr.net/npm/@xterm/addon-fit@0.10.0/lib/addon-fit.min.js"></script>
+  <script src="https://cdn.jsdelivr.net/npm/@xterm/addon-web-links@0.11.0/lib/addon-web-links.min.js"></script>
+
+  <!-- Lucide Icons -->
+  <script src="https://unpkg.com/lucide@latest"></script>
+
+  <!-- Custom CSS -->
+  <link rel="stylesheet" href="/static/style.css" />
+</head>
+
+<body class="h-full bg-gray-950 text-gray-100 overflow-hidden" x-data="hugpanel()" x-init="init()">
+
+  <!-- ═══ AUTH: Login / Register Screen ═══ -->
+  <div x-show="!user && !authLoading" x-transition class="min-h-full flex items-center justify-center p-4">
+    <div class="w-full max-w-sm">
+      <!-- Logo -->
+      <div class="text-center mb-6">
+        <div class="w-14 h-14 mx-auto mb-3 rounded-2xl bg-gradient-to-br from-brand-500 to-brand-700 flex items-center justify-center text-2xl font-bold shadow-lg shadow-brand-500/25">H</div>
+        <h1 class="text-xl font-bold">HugPanel</h1>
+        <p class="text-xs text-gray-500 mt-1">Workspace Manager</p>
+      </div>
+
+      <div class="bg-gray-900 rounded-2xl border border-gray-800 p-6 space-y-4">
+        <!-- Tab switch -->
+        <div class="flex bg-gray-800 rounded-lg p-0.5">
+          <button @click="authMode = 'login'" :class="authMode === 'login' ? 'bg-brand-600 text-white shadow' : 'text-gray-400 hover:text-gray-200'" class="flex-1 py-2 text-sm font-medium rounded-md transition">Đăng nhập</button>
+          <button x-show="!registrationDisabled" @click="authMode = 'register'" :class="authMode === 'register' ? 'bg-brand-600 text-white shadow' : 'text-gray-400 hover:text-gray-200'" class="flex-1 py-2 text-sm font-medium rounded-md transition">Đăng ký</button>
+        </div>
+
+        <!-- Registration disabled notice -->
+        <div x-show="registrationDisabled && authMode === 'register'" x-init="if(registrationDisabled) authMode='login'" class="text-xs text-yellow-400 bg-yellow-400/10 rounded-lg px-3 py-2">Đăng ký đã bị tắt bởi admin</div>
+
+        <!-- Error -->
+        <div x-show="authError" class="text-xs text-red-400 bg-red-400/10 rounded-lg px-3 py-2" x-text="authError"></div>
+
+        <!-- Login Form -->
+        <div x-show="authMode === 'login'" class="space-y-3">
+          <input x-model="loginForm.username" placeholder="Username hoặc Email" class="w-full bg-gray-800 border border-gray-700 rounded-lg px-3 py-2.5 text-sm outline-none focus:border-brand-500 transition" @keydown.enter="login()" />
+          <input x-model="loginForm.password" type="password" placeholder="Mật khẩu" class="w-full bg-gray-800 border border-gray-700 rounded-lg px-3 py-2.5 text-sm outline-none focus:border-brand-500 transition" @keydown.enter="login()" />
+          <button @click="login()" :disabled="authSubmitting" class="w-full py-2.5 bg-brand-600 hover:bg-brand-500 rounded-lg text-sm font-medium transition disabled:opacity-50">
+            <span x-show="!authSubmitting">Đăng nhập</span>
+            <span x-show="authSubmitting">Đang xử lý...</span>
+          </button>
+        </div>
+
+        <!-- Register Form -->
+        <div x-show="authMode === 'register'" class="space-y-3">
+          <input x-model="registerForm.username" placeholder="Username" class="w-full bg-gray-800 border border-gray-700 rounded-lg px-3 py-2.5 text-sm outline-none focus:border-brand-500 transition" @keydown.enter="register()" />
+          <input x-model="registerForm.email" type="email" placeholder="Email" class="w-full bg-gray-800 border border-gray-700 rounded-lg px-3 py-2.5 text-sm outline-none focus:border-brand-500 transition" @keydown.enter="register()" />
+          <input x-model="registerForm.password" type="password" placeholder="Mật khẩu (ít nhất 6 ký tự)" class="w-full bg-gray-800 border border-gray-700 rounded-lg px-3 py-2.5 text-sm outline-none focus:border-brand-500 transition" @keydown.enter="register()" />
+          <button @click="register()" :disabled="authSubmitting" class="w-full py-2.5 bg-brand-600 hover:bg-brand-500 rounded-lg text-sm font-medium transition disabled:opacity-50">
+            <span x-show="!authSubmitting">Đăng ký</span>
+            <span x-show="authSubmitting">Đang xử lý...</span>
+          </button>
+        </div>
+      </div>
+
+      <!-- Admin API URL indicator -->
+      <div class="mt-4 text-center">
+        <div x-show="!adminApiUrl" class="text-xs text-yellow-500">ADMIN_API_URL chưa cấu hình</div>
+      </div>
+    </div>
+  </div>
+
+  <!-- Auth loading spinner -->
+  <div x-show="authLoading" class="min-h-full flex items-center justify-center">
+    <div class="w-8 h-8 border-2 border-brand-500 border-t-transparent rounded-full animate-spin"></div>
+  </div>
+
+  <!-- ═══ MAIN PANEL (shown when logged in) ═══ -->
+  <div x-show="user" x-cloak>
+
+  <!-- MOTD Banner -->
+  <div x-show="motd" class="fixed top-0 inset-x-0 z-[60] bg-brand-600/95 backdrop-blur text-white text-sm px-4 py-2.5 flex items-center justify-between lg:relative lg:z-auto">
+    <span x-text="motd" class="flex-1 text-center"></span>
+    <button @click="motd=''" class="ml-3 p-1 hover:bg-white/20 rounded transition text-xs">✕</button>
+  </div>
+
+  <!-- ═══ Mobile Top Bar ═══ -->
+  <header class="lg:hidden fixed top-0 inset-x-0 z-50 bg-gray-900/95 backdrop-blur border-b border-gray-800 px-4 py-3 flex items-center justify-between">
+    <button @click="sidebarOpen = !sidebarOpen" class="p-1.5 rounded-lg hover:bg-gray-800 transition">
+      <i data-lucide="menu" class="w-5 h-5"></i>
+    </button>
+    <div class="flex items-center gap-2">
+      <div class="w-7 h-7 rounded-lg bg-brand-600 flex items-center justify-center text-sm font-bold">H</div>
+      <span class="font-semibold text-sm">HugPanel</span>
+    </div>
+    <div class="w-8"></div>
+  </header>
+
+  <!-- ═══ Sidebar Overlay (mobile) ═══ -->
+  <div x-show="sidebarOpen" x-transition:enter="transition-opacity duration-200"
+       x-transition:leave="transition-opacity duration-200"
+       @click="sidebarOpen = false"
+       class="lg:hidden fixed inset-0 z-40 bg-black/60 backdrop-blur-sm"></div>
+
+  <div class="flex h-screen overflow-hidden">
+
+    <!-- ═══ Sidebar ═══ -->
+    <aside :class="sidebarOpen ? 'translate-x-0' : '-translate-x-full'"
+           class="fixed lg:static inset-y-0 left-0 z-50 lg:z-auto lg:translate-x-0 w-64 xl:w-72 bg-gray-900 border-r border-gray-800 flex flex-col transition-transform duration-300 ease-in-out">
+
+      <!-- Logo -->
+      <div class="p-4 border-b border-gray-800 flex items-center gap-3">
+        <div class="w-9 h-9 rounded-xl bg-gradient-to-br from-brand-500 to-brand-700 flex items-center justify-center text-lg font-bold shadow-lg shadow-brand-500/25">H</div>
+        <div>
+          <div class="font-bold text-sm">HugPanel</div>
+          <div class="text-xs text-gray-500">Workspace Manager</div>
+        </div>
+      </div>
+
+      <!-- Zone List -->
+      <div class="flex-1 overflow-y-auto p-3 space-y-1">
+        <div class="px-2 py-1.5 text-xs font-medium text-gray-500 uppercase tracking-wider">Zones</div>
+
+        <template x-for="zone in zones" :key="zone.name">
+          <div class="group relative">
+            <button @click="selectZone(zone.name); sidebarOpen = false"
+                    :class="currentZone === zone.name ? 'bg-brand-600/20 text-brand-400 border-brand-500/30' : 'text-gray-400 hover:bg-gray-800 hover:text-gray-200 border-transparent'"
+                    class="w-full text-left flex items-start gap-2.5 px-3 py-2 rounded-lg text-sm transition-all border">
+              <i data-lucide="box" class="w-4 h-4 flex-shrink-0 mt-0.5"></i>
+              <div class="min-w-0 flex-1 pr-12">
+                <div class="truncate font-medium" x-text="zone.name"></div>
+                <div class="text-[11px] text-gray-500 truncate" x-text="zone.description || 'Không có mô tả'"></div>
+                <div class="text-[10px] text-gray-600 mt-1" x-text="zoneBackupCount(zone.name) + ' backups'"></div>
+              </div>
+            </button>
+            <div class="absolute right-2 top-1/2 -translate-y-1/2 flex items-center gap-1 opacity-0 group-hover:opacity-100 transition">
+              <button @click.stop="currentZone = zone.name; startEditZone(zone)"
+                      class="p-1 rounded text-gray-600 hover:text-yellow-400 hover:bg-yellow-400/10" title="Sửa zone">
+                <i data-lucide="pencil" class="w-3.5 h-3.5"></i>
+              </button>
+              <button @click.stop="currentZone = zone.name; confirmDeleteZone()"
+                      class="p-1 rounded text-gray-600 hover:text-red-400 hover:bg-red-400/10" title="Xoá zone">
+                <i data-lucide="trash-2" class="w-3.5 h-3.5"></i>
+              </button>
+              </div>
+            </div>
+          </div>
+        </template>
+
+        <div x-show="zones.length === 0" class="text-center py-8 text-gray-600 text-sm">
+          Chưa có zone nào
+        </div>
+      </div>
+
+      <!-- Create Zone -->
+      <div class="p-3 border-t border-gray-800 space-y-2">
+        <button @click="showCreateZone = true"
+                :disabled="maxZones > 0 && zones.length >= maxZones"
+                :class="(maxZones > 0 && zones.length >= maxZones) ? 'opacity-50 cursor-not-allowed bg-gray-700' : 'bg-brand-600 hover:bg-brand-500 shadow-lg shadow-brand-600/25'"
+                class="w-full flex items-center justify-center gap-2 px-3 py-2.5 rounded-lg text-white text-sm font-medium transition">
+          <i data-lucide="plus" class="w-4 h-4"></i>
+          Tạo Zone
+        </button>
+        <div x-show="maxZones > 0" class="text-center text-xs text-gray-500">
+          <span x-text="zones.length"></span> / <span x-text="maxZones"></span> zones
+        </div>
+      </div>
+
+      <!-- User Info + Logout -->
+      <div class="p-3 border-t border-gray-800">
+        <div class="flex items-center gap-2.5 px-2 py-1.5">
+          <div class="w-8 h-8 rounded-lg bg-gray-800 flex items-center justify-center text-xs font-bold text-brand-400" x-text="user?.username?.charAt(0).toUpperCase()"></div>
+          <div class="flex-1 min-w-0">
+            <div class="text-sm font-medium truncate" x-text="user?.username"></div>
+            <div class="text-xs text-gray-500" x-text="user?.role === 'admin' ? 'Admin' : 'User'"></div>
+          </div>
+          <button @click="logout()" class="p-1.5 rounded-lg text-gray-500 hover:text-red-400 hover:bg-red-400/10 transition" title="Đăng xuất">
+            <i data-lucide="log-out" class="w-4 h-4"></i>
+          </button>
+        </div>
+      </div>
+    </aside>
+
+    <!-- ═══ Main Content ═══ -->
+    <main class="flex-1 flex flex-col min-w-0 min-h-0 pt-14 lg:pt-0 h-full">
+
+      <!-- No zone selected -->
+      <div x-show="!currentZone" class="flex-1 overflow-y-auto p-4 lg:p-8" x-effect="if(!currentZone && backupStatus.configured) loadBackupList()">
+        <div class="text-center max-w-sm mx-auto mb-6 pt-4 lg:pt-8">
+          <div class="w-16 h-16 lg:w-20 lg:h-20 mx-auto mb-4 rounded-2xl bg-gray-800 flex items-center justify-center">
+            <i data-lucide="layout-dashboard" class="w-8 h-8 lg:w-10 lg:h-10 text-gray-600"></i>
+          </div>
+          <h2 class="text-lg lg:text-xl font-semibold text-gray-400 mb-2">Chọn hoặc tạo Zone</h2>
+          <p class="text-sm text-gray-600">Chọn zone từ sidebar hoặc tạo zone mới để bắt đầu.</p>
+        </div>
+
+        <!-- Cloud Backups (available even without selecting a zone) -->
+        <div x-show="backupStatus.configured" class="max-w-3xl mx-auto space-y-4">
+          <!-- Restore All button -->
+          <button @click="restoreAll()" :disabled="backupStatus.running"
+                  :class="backupStatus.running ? 'opacity-50 cursor-not-allowed' : 'hover:bg-emerald-500'"
+                  class="w-full flex items-center justify-center gap-2 px-4 py-3 bg-emerald-600 rounded-xl text-sm font-medium transition">
+            <i data-lucide="cloud-download" class="w-4 h-4"></i>
+            Restore tất cả từ cloud
+          </button>
+
+          <!-- Progress -->
+          <div x-show="backupStatus.running" class="bg-gray-900 rounded-xl border border-gray-800 p-4">
+            <div class="flex items-center gap-2 mb-2">
+              <div class="w-4 h-4 border-2 border-brand-500 border-t-transparent rounded-full animate-spin"></div>
+              <span class="text-xs text-brand-400">Đang chạy</span>
+            </div>
+            <div class="text-xs text-gray-400" x-text="backupStatus.progress"></div>
+          </div>
+          <div x-show="backupStatus.error" class="text-xs text-red-400 bg-red-400/10 rounded-lg px-3 py-2" x-text="backupStatus.error"></div>
+
+          <!-- Cloud backup list -->
+          <div class="bg-gray-900 rounded-xl border border-gray-800 overflow-hidden">
+            <div class="px-4 py-3 border-b border-gray-800 flex flex-col sm:flex-row sm:items-center gap-3 sm:justify-between">
+              <h3 class="text-sm font-medium text-gray-300">Bản backup trên cloud</h3>
+              <div class="flex items-center gap-2">
+                <select x-model="backupFilterZone" class="bg-gray-800 border border-gray-700 rounded-lg px-3 py-1.5 text-xs text-gray-300 outline-none">
+                  <option value="">Tất cả zone</option>
+                  <template x-for="zone in zones" :key="zone.name">
+                    <option :value="zone.name" x-text="zone.name"></option>
+                  </template>
+                </select>
+                <button @click="loadBackupList()" class="p-1.5 rounded-lg text-gray-400 hover:text-gray-200 hover:bg-gray-800 transition" title="Refresh">
+                <i data-lucide="refresh-cw" class="w-3.5 h-3.5"></i>
+              </button>
+            </div>
+            <div x-show="backupLoading" class="flex items-center justify-center py-8">
+              <div class="w-5 h-5 border-2 border-brand-500 border-t-transparent rounded-full animate-spin"></div>
+            </div>
+            <div x-show="!backupLoading && filteredBackupList.length === 0" class="text-center py-8 text-gray-600 text-sm">
+              Chưa có bản backup nào
+            </div>
+            <div x-show="!backupLoading" class="divide-y divide-gray-800/50">
+              <template x-for="b in filteredBackupList" :key="b.backup_name">
+                <div class="flex items-center gap-3 px-4 py-3 hover:bg-gray-800/30 transition">
+                  <div class="w-8 h-8 rounded-lg flex items-center justify-center flex-shrink-0"
+                       :class="b.local_exists ? 'bg-brand-500/10' : 'bg-yellow-500/10'">
+                    <i data-lucide="archive" class="w-4 h-4" :class="b.local_exists ? 'text-brand-400' : 'text-yellow-400'"></i>
+                  </div>
+                  <div class="flex-1 min-w-0">
+                    <div class="flex items-center gap-2">
+                      <span class="text-sm font-medium truncate" x-text="b.zone_name"></span>
+                      <span x-show="!b.local_exists" class="text-[10px] px-1.5 py-0.5 rounded bg-yellow-500/20 text-yellow-400">Chỉ trên cloud</span>
+                    </div>
+                    <div class="text-xs text-gray-500">
+                      <span x-show="b.size" x-text="(b.size / 1024 / 1024).toFixed(1) + ' MB'"></span>
+                      <span x-show="b.last_modified"> · <span x-text="new Date(b.last_modified).toLocaleString('vi-VN')"></span></span>
+                    </div>
+                  </div>
+                  <button @click="copyText(b.backup_name, 'Đã copy tên backup')"
+                          class="p-2 rounded-lg text-gray-400 hover:text-cyan-400 hover:bg-cyan-400/10 transition" title="Copy tên">
+                    <i data-lucide="copy" class="w-4 h-4"></i>
+                  </button>
+                  <button @click="restoreZone(b.zone_name, b.backup_name)" :disabled="backupStatus.running"
+                          class="p-2 rounded-lg text-gray-400 hover:text-emerald-400 hover:bg-emerald-400/10 transition" title="Restore">
+                    <i data-lucide="download-cloud" class="w-4 h-4"></i>
+                  </button>
+                  <button @click="deleteBackup(b.backup_name)" :disabled="backupStatus.running"
+                          class="p-2 rounded-lg text-gray-400 hover:text-red-400 hover:bg-red-400/10 transition" title="Xoá backup">
+                    <i data-lucide="trash-2" class="w-4 h-4"></i>
+                  </button>
+                </div>
+              </template>
+            </div>
+          </div>
+        </div>
+      </div>
+
+      <!-- Zone Content -->
+      <div x-show="currentZone" class="flex-1 flex flex-col min-h-0">
+
+        <!-- Tab Bar -->
+        <div class="bg-gray-900/80 backdrop-blur border-b border-gray-800 px-4">
+          <div class="flex items-center gap-1 overflow-x-auto scrollbar-hide">
+            <template x-for="tab in tabs" :key="tab.id">
+              <button @click="activeTab = tab.id"
+                      :class="activeTab === tab.id ? 'text-brand-400 border-brand-500 bg-brand-500/10' : 'text-gray-500 border-transparent hover:text-gray-300 hover:bg-gray-800'"
+                      class="flex items-center gap-1.5 px-3 py-2.5 text-sm font-medium border-b-2 transition whitespace-nowrap rounded-t-lg">
+                <i :data-lucide="tab.icon" class="w-4 h-4"></i>
+                <span x-text="tab.label"></span>
+              </button>
+            </template>
+
+            <!-- Zone Actions (right side) -->
+            <div class="ml-auto flex items-center gap-1 lg:gap-2">
+              <div class="hidden lg:flex items-center gap-2 mr-3">
+                <div class="w-2 h-2 rounded-full bg-green-500"></div>
+                <span x-text="currentZone" class="text-sm text-gray-300 font-medium"></span>
+              </div>
+              <span x-text="currentZone" class="text-xs text-gray-500 font-mono mr-2 hidden sm:inline lg:hidden"></span>
+              <button @click="startEditZone()" class="p-1.5 rounded-lg text-gray-500 hover:text-yellow-400 hover:bg-yellow-400/10 transition flex items-center gap-1.5" title="Sửa zone">
+                <i data-lucide="pencil" class="w-4 h-4"></i>
+                <span class="hidden lg:inline text-xs">Sửa zone</span>
+              </button>
+              <button @click="confirmDeleteZone()" class="p-1.5 rounded-lg text-gray-500 hover:text-red-400 hover:bg-red-400/10 transition flex items-center gap-1.5" title="Xoá zone">
+                <i data-lucide="trash-2" class="w-4 h-4"></i>
+                <span class="hidden lg:inline text-xs">Xoá zone</span>
+              </button>
+            </div>
+          </div>
+        </div>
+
+        <!-- ═══ TAB: Files + Editor (split on desktop) ═══ -->
+        <div x-show="activeTab === 'files' || activeTab === 'editor'" class="desktop-split flex-1 flex flex-col lg:flex-row min-h-0">
+
+        <!-- Files Panel (always visible on desktop when in files/editor tab) -->
+        <div x-show="activeTab === 'files' || (isDesktop && activeTab === 'editor')" class="split-panel split-files flex flex-col min-h-0" :class="isDesktop ? '' : 'flex-1'">
+
+          <!-- File Toolbar -->
+          <div class="px-4 py-2 bg-gray-900/50 border-b border-gray-800 flex flex-wrap items-center gap-2">
+            <!-- Breadcrumb -->
+            <div class="flex items-center gap-1 text-sm flex-1 min-w-0 overflow-x-auto scrollbar-hide">
+              <button @click="navigateTo('')" class="text-brand-400 hover:text-brand-300 flex-shrink-0">
+                <i data-lucide="home" class="w-3.5 h-3.5"></i>
+              </button>
+              <template x-for="(part, i) in currentPathParts" :key="i">
+                <div class="flex items-center gap-1 flex-shrink-0">
+                  <i data-lucide="chevron-right" class="w-3 h-3 text-gray-600"></i>
+                  <button @click="navigateTo(currentPathParts.slice(0, i+1).join('/'))"
+                          class="text-gray-400 hover:text-brand-400 transition truncate max-w-[120px]"
+                          x-text="part"></button>
+                </div>
+              </template>
+            </div>
+
+            <!-- File Actions -->
+            <div class="flex items-center gap-1">
+              <button @click="showNewFile = true" class="p-1.5 rounded-lg text-gray-400 hover:text-brand-400 hover:bg-brand-400/10 transition" title="Tạo file">
+                <i data-lucide="file-plus" class="w-4 h-4"></i>
+              </button>
+              <button @click="showNewFolder = true" class="p-1.5 rounded-lg text-gray-400 hover:text-brand-400 hover:bg-brand-400/10 transition" title="Tạo thư mục">
+                <i data-lucide="folder-plus" class="w-4 h-4"></i>
+              </button>
+              <label class="p-1.5 rounded-lg text-gray-400 hover:text-brand-400 hover:bg-brand-400/10 transition cursor-pointer" title="Upload">
+                <i data-lucide="upload" class="w-4 h-4"></i>
+                <input type="file" class="hidden" @change="uploadFile($event)" multiple />
+              </label>
+              <button @click="loadFiles()" class="p-1.5 rounded-lg text-gray-400 hover:text-gray-200 hover:bg-gray-800 transition" title="Refresh">
+                <i data-lucide="refresh-cw" class="w-4 h-4"></i>
+              </button>
+            </div>
+          </div>
+
+          <!-- New File/Folder Inputs -->
+          <div x-show="showNewFile" class="px-4 py-2 bg-gray-800/50 border-b border-gray-800 flex items-center gap-2">
+            <i data-lucide="file" class="w-4 h-4 text-gray-500"></i>
+            <input x-ref="newFileInput" x-model="newFileName" @keydown.enter="createFile()" @keydown.escape="showNewFile = false"
+                   placeholder="filename.txt" class="flex-1 bg-transparent text-sm outline-none placeholder-gray-600" />
+            <button @click="createFile()" class="px-3 py-1 text-xs bg-brand-600 hover:bg-brand-500 rounded-md transition">Tạo</button>
+            <button @click="showNewFile = false" class="px-2 py-1 text-xs text-gray-500 hover:text-gray-300">Huỷ</button>
+          </div>
+          <div x-show="showNewFolder" class="px-4 py-2 bg-gray-800/50 border-b border-gray-800 flex items-center gap-2">
+            <i data-lucide="folder" class="w-4 h-4 text-gray-500"></i>
+            <input x-ref="newFolderInput" x-model="newFolderName" @keydown.enter="createFolder()" @keydown.escape="showNewFolder = false"
+                   placeholder="folder-name" class="flex-1 bg-transparent text-sm outline-none placeholder-gray-600" />
+            <button @click="createFolder()" class="px-3 py-1 text-xs bg-brand-600 hover:bg-brand-500 rounded-md transition">Tạo</button>
+            <button @click="showNewFolder = false" class="px-2 py-1 text-xs text-gray-500 hover:text-gray-300">Huỷ</button>
+          </div>
+
+          <!-- File List -->
+          <div class="flex-1 overflow-y-auto">
+            <div x-show="filesLoading" class="flex items-center justify-center py-12">
+              <div class="w-6 h-6 border-2 border-brand-500 border-t-transparent rounded-full animate-spin"></div>
+            </div>
+
+            <div x-show="!filesLoading && files.length === 0" class="text-center py-12 text-gray-600 text-sm">
+              Thư mục trống
+            </div>
+
+            <div x-show="!filesLoading" class="divide-y divide-gray-800/50">
+              <!-- Back button -->
+              <button x-show="currentPath !== ''"
+                      @click="navigateUp()"
+                      class="w-full flex items-center gap-3 px-4 py-2.5 hover:bg-gray-800/50 transition text-gray-400">
+                <i data-lucide="corner-left-up" class="w-4 h-4"></i>
+                <span class="text-sm">..</span>
+              </button>
+
+              <template x-for="file in files" :key="file.name">
+                <div class="file-item group flex items-center gap-3 px-4 py-2.5 hover:bg-gray-800/50 transition cursor-pointer"
+                     @click="file.is_dir ? navigateTo(joinPath(currentPath, file.name)) : openFile(joinPath(currentPath, file.name))">
+                  <i :data-lucide="file.is_dir ? 'folder' : getFileIcon(file.name)"
+                     :class="file.is_dir ? 'text-brand-400' : 'text-gray-500'"
+                     class="w-4 h-4 flex-shrink-0"></i>
+                  <span class="flex-1 text-sm truncate" x-text="file.name"></span>
+                  <span x-show="!file.is_dir" class="text-xs text-gray-600 hidden sm:inline" x-text="formatSize(file.size)"></span>
+
+                  <!-- File Actions -->
+                  <div class="file-actions flex items-center gap-0.5 opacity-0 group-hover:opacity-100 transition">
+                    <button @click.stop="downloadFile(joinPath(currentPath, file.name), file.name)"
+                            class="p-1 rounded text-gray-500 hover:text-brand-400 hover:bg-brand-400/10" title="Download">
+                      <i data-lucide="download" class="w-3.5 h-3.5"></i>
+                    </button>
+                    <button @click.stop="startRename(file)" class="p-1 rounded text-gray-500 hover:text-yellow-400 hover:bg-yellow-400/10" title="Đổi tên">
+                      <i data-lucide="pencil" class="w-3.5 h-3.5"></i>
+                    </button>
+                    <button @click.stop="deleteFile(joinPath(currentPath, file.name), file.is_dir)"
+                            class="p-1 rounded text-gray-500 hover:text-red-400 hover:bg-red-400/10" title="Xoá">
+                      <i data-lucide="trash-2" class="w-3.5 h-3.5"></i>
+                    </button>
+                  </div>
+                </div>
+              </template>
+            </div>
+          </div>
+        </div>
+
+        <!-- ═══ TAB: Editor (always visible on desktop when in files/editor tab) ═══ -->
+        <div x-show="activeTab === 'editor' || (isDesktop && activeTab === 'files')" class="split-panel split-editor flex-1 flex flex-col min-h-0">
+          <div x-show="!editorFile" class="flex-1 flex items-center justify-center text-gray-600 text-sm">
+            Chọn file để chỉnh sửa
+          </div>
+          <div x-show="editorFile" class="flex-1 flex flex-col min-h-0">
+            <div class="px-4 py-2 bg-gray-900/50 border-b border-gray-800 flex items-center gap-2">
+              <i data-lucide="file-code" class="w-4 h-4 text-brand-400"></i>
+              <span class="text-sm text-gray-300 truncate" x-text="editorFile"></span>
+              <div class="ml-auto flex items-center gap-2">
+                <span x-show="editorDirty" class="text-xs text-yellow-500">Chưa lưu</span>
+                <button @click="saveFile()" :disabled="!editorDirty"
+                        :class="editorDirty ? 'bg-brand-600 hover:bg-brand-500 text-white' : 'bg-gray-800 text-gray-600 cursor-not-allowed'"
+                        class="px-3 py-1 text-xs rounded-md transition font-medium">
+                  Lưu
+                </button>
+              </div>
+            </div>
+            <div class="flex-1 min-h-0 overflow-hidden">
+              <textarea x-model="editorContent" @input="editorDirty = true"
+                        @keydown.ctrl.s.prevent="saveFile()"
+                        class="w-full h-full p-4 bg-gray-950 text-gray-200 text-sm font-mono resize-none outline-none leading-relaxed block"
+                        spellcheck="false"></textarea>
+            </div>
+          </div>
+        </div>
+
+        </div><!-- end desktop-split -->
+
+        <!-- ═══ TAB: Terminal ═══ -->
+        <div x-show="activeTab === 'terminal'" x-effect="if(activeTab==='terminal') initTerminal()" class="flex-1 flex flex-col min-h-0">
+          <div id="terminal-container" class="flex-1 min-h-0 p-1 bg-black"></div>
+        </div>
+
+        <!-- ═══ TAB: Ports ═══ -->
+        <div x-show="activeTab === 'ports'" class="flex-1 overflow-y-auto">
+          <div class="p-4 lg:p-6 space-y-4 w-full">
+            <!-- Add Port -->
+            <div class="bg-gray-900 rounded-xl border border-gray-800 p-4">
+              <h3 class="text-sm font-medium text-gray-300 mb-3">Thêm Port</h3>
+              <div class="flex flex-col sm:flex-row gap-2">
+                <input x-model.number="newPort" type="number" min="1024" max="65535" placeholder="Port (1024-65535)"
+                       class="flex-1 bg-gray-800 border border-gray-700 rounded-lg px-3 py-2 text-sm outline-none focus:border-brand-500 transition" />
+                <input x-model="newPortLabel" placeholder="Label (tuỳ chọn)"
+                       class="flex-1 bg-gray-800 border border-gray-700 rounded-lg px-3 py-2 text-sm outline-none focus:border-brand-500 transition" />
+                <button @click="addPort()" class="px-4 py-2 bg-brand-600 hover:bg-brand-500 rounded-lg text-sm font-medium transition">
+                  Thêm
+                </button>
+              </div>
+            </div>
+
+            <!-- Port List -->
+            <div class="space-y-2 lg:grid lg:grid-cols-2 2xl:grid-cols-3 lg:gap-3 lg:space-y-0">
+              <template x-for="port in ports" :key="port.port">
+                <div class="bg-gray-900 rounded-xl border border-gray-800 p-4 flex items-center gap-3">
+                  <div class="w-10 h-10 rounded-lg bg-green-500/10 flex items-center justify-center flex-shrink-0">
+                    <i data-lucide="radio" class="w-5 h-5 text-green-400"></i>
+                  </div>
+                  <div class="flex-1 min-w-0">
+                    <div class="text-sm font-medium" x-text="port.label || 'Port ' + port.port"></div>
+                    <div class="text-xs text-gray-500">
+                      Port: <span x-text="port.port" class="text-gray-400 font-mono"></span>
+                    </div>
+                  </div>
+                  <button @click="copyText((location.origin || '') + (port.url || ('/port/' + currentZone + '/' + port.port + '/')), 'Đã copy link port')"
+                          class="p-2 rounded-lg text-gray-400 hover:text-cyan-400 hover:bg-cyan-400/10 transition" title="Copy link">
+                    <i data-lucide="copy" class="w-4 h-4"></i>
+                  </button>
+                  <a :href="port.url || ('/port/' + currentZone + '/' + port.port + '/')"
+                     target="_blank"
+                     class="p-2 rounded-lg text-gray-400 hover:text-brand-400 hover:bg-brand-400/10 transition" title="Mở">
+                    <i data-lucide="external-link" class="w-4 h-4"></i>
+                  </a>
+                  <button @click="removePort(port.port)"
+                          class="p-2 rounded-lg text-gray-400 hover:text-red-400 hover:bg-red-400/10 transition" title="Xoá">
+                    <i data-lucide="trash-2" class="w-4 h-4"></i>
+                  </button>
+                </div>
+              </template>
+
+              <div x-show="ports.length === 0" class="text-center py-8 text-gray-600 text-sm lg:col-span-2 2xl:col-span-3">
+                Chưa có port nào
+              </div>
+            </div>
+          </div>
+        </div>
+
+        <!-- ═══ TAB: Backup ═══ -->
+        <div x-show="activeTab === 'backup'" x-effect="if(activeTab==='backup' && backupStatus.configured) loadBackupList()" class="flex-1 overflow-y-auto">
+          <div class="p-4 lg:p-6 space-y-4 w-full">
+
+            <!-- Not configured -->
+            <div x-show="!backupStatus.configured" class="bg-gray-900 rounded-xl border border-gray-800 p-6 text-center">
+              <div class="w-14 h-14 mx-auto mb-4 rounded-2xl bg-yellow-500/10 flex items-center justify-center">
+                <i data-lucide="cloud-off" class="w-7 h-7 text-yellow-500"></i>
+              </div>
+              <h3 class="text-sm font-semibold text-gray-300 mb-2">Chưa cấu hình Backup</h3>
+              <p class="text-xs text-gray-500 mb-4 max-w-xs mx-auto">
+                Đặt biến môi trường <code class="text-brand-400">ADMIN_API_URL</code> để kết nối với Admin Worker và sử dụng tính năng backup.
+              </p>
+              <div class="bg-gray-800 rounded-lg p-3 text-left text-xs font-mono text-gray-400 max-w-sm mx-auto space-y-1">
+                <div>ADMIN_API_URL=https://your-worker.workers.dev</div>
+              </div>
+            </div>
+
+            <!-- Configured: Status & Actions -->
+            <div x-show="backupStatus.configured" class="space-y-4">
+
+              <!-- Status Card -->
+              <div class="bg-gray-900 rounded-xl border border-gray-800 p-4">
+                <div class="flex items-center gap-3 mb-3">
+                  <div class="w-10 h-10 rounded-lg bg-brand-500/10 flex items-center justify-center flex-shrink-0">
+                    <i data-lucide="cloud" class="w-5 h-5 text-brand-400"></i>
+                  </div>
+                  <div class="flex-1 min-w-0">
+                    <div class="text-sm font-medium">Cloud Backup</div>
+                    <div class="text-xs text-gray-500 font-mono truncate" x-text="backupStatus.admin_url"></div>
+                  </div>
+                  <div x-show="backupStatus.running" class="flex items-center gap-2">
+                    <div class="w-4 h-4 border-2 border-brand-500 border-t-transparent rounded-full animate-spin"></div>
+                    <span class="text-xs text-brand-400">Đang chạy</span>
+                  </div>
+                </div>
+
+                <!-- Progress -->
+                <div x-show="backupStatus.progress" class="text-xs text-gray-400 mb-3 px-1" x-text="backupStatus.progress"></div>
+
+                <!-- Error -->
+                <div x-show="backupStatus.error" class="text-xs text-red-400 bg-red-400/10 rounded-lg px-3 py-2 mb-3" x-text="backupStatus.error"></div>
+
+                <!-- Last backup -->
+                <div x-show="backupStatus.last" class="text-xs text-gray-500 px-1">
+                  Lần cuối: <span x-text="backupStatus.last ? new Date(backupStatus.last).toLocaleString('vi-VN') : 'Chưa có'" class="text-gray-400"></span>
+                </div>
+              </div>
+
+              <!-- Action Buttons -->
+              <div class="grid grid-cols-2 lg:grid-cols-4 gap-2">
+                <button @click="backupZone(currentZone)" :disabled="backupStatus.running"
+                        :class="backupStatus.running ? 'opacity-50 cursor-not-allowed' : 'hover:bg-brand-500'"
+                        class="flex items-center justify-center gap-2 px-4 py-3 bg-brand-600 rounded-xl text-sm font-medium transition">
+                  <i data-lucide="upload-cloud" class="w-4 h-4"></i>
+                  Backup Zone này
+                </button>
+                <button @click="backupAll()" :disabled="backupStatus.running"
+                        :class="backupStatus.running ? 'opacity-50 cursor-not-allowed' : 'hover:bg-brand-500'"
+                        class="flex items-center justify-center gap-2 px-4 py-3 bg-brand-600 rounded-xl text-sm font-medium transition">
+                  <i data-lucide="cloud-upload" class="w-4 h-4"></i>
+                  Backup tất cả
+                </button>
+                <button @click="restoreZone(currentZone, latestBackupForZone(currentZone)?.backup_name || null)" :disabled="backupStatus.running || !latestBackupForZone(currentZone)"
+                        :class="(backupStatus.running || !latestBackupForZone(currentZone)) ? 'opacity-50 cursor-not-allowed' : 'hover:bg-emerald-500'"
+                        class="flex items-center justify-center gap-2 px-4 py-3 bg-emerald-600 rounded-xl text-sm font-medium transition">
+                  <i data-lucide="download-cloud" class="w-4 h-4"></i>
+                  Restore Zone này
+                </button>
+                <button @click="restoreAll()" :disabled="backupStatus.running"
+                        :class="backupStatus.running ? 'opacity-50 cursor-not-allowed' : 'hover:bg-emerald-500'"
+                        class="flex items-center justify-center gap-2 px-4 py-3 bg-emerald-600 rounded-xl text-sm font-medium transition">
+                  <i data-lucide="cloud-download" class="w-4 h-4"></i>
+                  Restore tất cả
+                </button>
+              </div>
+
+              <!-- Backup List -->
+              <div class="bg-gray-900 rounded-xl border border-gray-800 overflow-hidden">
+                <div class="px-4 py-3 border-b border-gray-800 flex flex-col sm:flex-row sm:items-center gap-3 sm:justify-between">
+                  <h3 class="text-sm font-medium text-gray-300">Bản backup trên cloud</h3>
+                  <div class="flex items-center gap-2">
+                    <select x-model="backupFilterZone" class="bg-gray-800 border border-gray-700 rounded-lg px-3 py-1.5 text-xs text-gray-300 outline-none">
+                      <option value="">Tất cả zone</option>
+                      <template x-for="zone in zones" :key="zone.name">
+                        <option :value="zone.name" x-text="zone.name"></option>
+                      </template>
+                    </select>
+                    <button @click="loadBackupList()" class="p-1.5 rounded-lg text-gray-400 hover:text-gray-200 hover:bg-gray-800 transition" title="Refresh">
+                      <i data-lucide="refresh-cw" class="w-3.5 h-3.5"></i>
+                    </button>
+                  </div>
+                </div>
+
+                <div x-show="backupLoading" class="flex items-center justify-center py-8">
+                  <div class="w-5 h-5 border-2 border-brand-500 border-t-transparent rounded-full animate-spin"></div>
+                </div>
+
+                <div x-show="!backupLoading && filteredBackupList.length === 0" class="text-center py-8 text-gray-600 text-sm">
+                  Chưa có bản backup nào
+                </div>
+
+                <div x-show="!backupLoading" class="divide-y divide-gray-800/50">
+                  <template x-for="b in filteredBackupList" :key="b.backup_name">
+                    <div class="flex items-center gap-3 px-4 py-3 hover:bg-gray-800/30 transition">
+                      <div class="w-8 h-8 rounded-lg bg-brand-500/10 flex items-center justify-center flex-shrink-0">
+                        <i data-lucide="archive" class="w-4 h-4 text-brand-400"></i>
+                      </div>
+                      <div class="flex-1 min-w-0">
+                        <div class="flex items-center gap-2">
+                          <span class="text-sm font-medium truncate" x-text="b.zone_name"></span>
+                          <span x-show="!b.local_exists" class="text-[10px] px-1.5 py-0.5 rounded bg-yellow-500/20 text-yellow-400">Chỉ trên cloud</span>
+                        </div>
+                        <div class="text-xs text-gray-500">
+                          <span x-show="b.size" x-text="formatSize(b.size)"></span>
+                          <span x-show="b.last_modified"> · <span x-text="new Date(b.last_modified).toLocaleString('vi-VN')"></span></span>
+                        </div>
+                        <div class="text-[11px] text-gray-600 font-mono truncate" x-text="b.backup_name"></div>
+                      </div>
+                      <button @click="copyText(b.backup_name, 'Đã copy tên backup')"
+                              class="p-2 rounded-lg text-gray-400 hover:text-cyan-400 hover:bg-cyan-400/10 transition" title="Copy tên">
+                        <i data-lucide="copy" class="w-4 h-4"></i>
+                      </button>
+                      <button @click="restoreZone(b.zone_name, b.backup_name)" :disabled="backupStatus.running"
+                              class="p-2 rounded-lg text-gray-400 hover:text-emerald-400 hover:bg-emerald-400/10 transition" title="Restore">
+                        <i data-lucide="download-cloud" class="w-4 h-4"></i>
+                      </button>
+                      <button @click="deleteBackup(b.backup_name)" :disabled="backupStatus.running"
+                              class="p-2 rounded-lg text-gray-400 hover:text-red-400 hover:bg-red-400/10 transition" title="Xoá backup">
+                        <i data-lucide="trash-2" class="w-4 h-4"></i>
+                      </button>
+                    </div>
+                  </template>
+                </div>
+              </div>
+            </div>
+          </div>
+        </div>
+      </div>
+    </main>
+  </div>
+
+  </div><!-- end x-show="user" -->
+
+  <!-- ═══ MODAL: Create Zone ═══ -->
+  <div x-show="showCreateZone" x-transition:enter="transition duration-200" x-transition:leave="transition duration-150"
+       class="fixed inset-0 z-[100] flex items-end sm:items-center justify-center p-4 bg-black/60 backdrop-blur-sm">
+    <div @click.outside="showCreateZone = false"
+         class="w-full max-w-md bg-gray-900 rounded-2xl border border-gray-800 shadow-2xl overflow-hidden">
+      <div class="p-5 border-b border-gray-800">
+        <h2 class="text-lg font-semibold">Tạo Zone mới</h2>
+      </div>
+      <div class="p-5 space-y-4">
+        <div>
+          <label class="block text-xs text-gray-500 mb-1.5">Tên Zone</label>
+          <input x-model="createZoneName" x-ref="zoneNameInput" @keydown.enter="createZone()"
+                 placeholder="my-project" class="w-full bg-gray-800 border border-gray-700 rounded-lg px-3 py-2.5 text-sm outline-none focus:border-brand-500 transition" />
+        </div>
+        <div>
+          <label class="block text-xs text-gray-500 mb-1.5">Mô tả (tuỳ chọn)</label>
+          <input x-model="createZoneDesc" @keydown.enter="createZone()"
+                 placeholder="Mô tả ngắn..." class="w-full bg-gray-800 border border-gray-700 rounded-lg px-3 py-2.5 text-sm outline-none focus:border-brand-500 transition" />
+        </div>
+      </div>
+      <div class="p-5 border-t border-gray-800 flex gap-2 justify-end">
+        <button @click="showCreateZone = false" class="px-4 py-2 text-sm text-gray-400 hover:text-gray-200 transition">Huỷ</button>
+        <button @click="createZone()" class="px-4 py-2 bg-brand-600 hover:bg-brand-500 rounded-lg text-sm font-medium transition">Tạo</button>
+      </div>
+    </div>
+  </div>
+
+
+  <!-- ═══ MODAL: Edit Zone ═══ -->
+  <div x-show="showEditZone" x-transition class="fixed inset-0 z-[100] flex items-end sm:items-center justify-center p-4 bg-black/60 backdrop-blur-sm">
+    <div @click.outside="showEditZone = false" class="w-full max-w-md bg-gray-900 rounded-2xl border border-gray-800 shadow-2xl overflow-hidden">
+      <div class="p-5 border-b border-gray-800">
+        <h2 class="text-lg font-semibold">Sửa Zone</h2>
+      </div>
+      <div class="p-5 space-y-4">
+        <div>
+          <label class="block text-xs text-gray-500 mb-1.5">Tên Zone</label>
+          <input x-model="editZoneName" x-ref="editZoneNameInput" @keydown.enter="saveZoneSettings()"
+                 class="w-full bg-gray-800 border border-gray-700 rounded-lg px-3 py-2.5 text-sm outline-none focus:border-brand-500 transition" />
+        </div>
+        <div>
+          <label class="block text-xs text-gray-500 mb-1.5">Mô tả</label>
+          <input x-model="editZoneDesc" @keydown.enter="saveZoneSettings()"
+                 class="w-full bg-gray-800 border border-gray-700 rounded-lg px-3 py-2.5 text-sm outline-none focus:border-brand-500 transition" />
+        </div>
+      </div>
+      <div class="p-5 border-t border-gray-800 flex gap-2 justify-end">
+        <button @click="showEditZone = false" class="px-4 py-2 text-sm text-gray-400 hover:text-gray-200 transition">Huỷ</button>
+        <button @click="saveZoneSettings()" class="px-4 py-2 bg-brand-600 hover:bg-brand-500 rounded-lg text-sm font-medium transition">Lưu</button>
+      </div>
+    </div>
+  </div>
+
+  <!-- ═══ MODAL: Rename ═══ -->
+  <div x-show="showRename" x-transition class="fixed inset-0 z-[100] flex items-end sm:items-center justify-center p-4 bg-black/60 backdrop-blur-sm">
+    <div @click.outside="showRename = false" class="w-full max-w-sm bg-gray-900 rounded-2xl border border-gray-800 shadow-2xl overflow-hidden">
+      <div class="p-5 border-b border-gray-800">
+        <h2 class="text-base font-semibold">Đổi tên</h2>
+      </div>
+      <div class="p-5">
+        <input x-model="renameNewName" x-ref="renameInput" @keydown.enter="doRename()" @keydown.escape="showRename = false"
+               class="w-full bg-gray-800 border border-gray-700 rounded-lg px-3 py-2.5 text-sm outline-none focus:border-brand-500 transition" />
+      </div>
+      <div class="p-5 border-t border-gray-800 flex gap-2 justify-end">
+        <button @click="showRename = false" class="px-4 py-2 text-sm text-gray-400 hover:text-gray-200 transition">Huỷ</button>
+        <button @click="doRename()" class="px-4 py-2 bg-brand-600 hover:bg-brand-500 rounded-lg text-sm font-medium transition">Đổi tên</button>
+      </div>
+    </div>
+  </div>
+
+  <!-- ═══ Toast ═══ -->
+  <div x-show="toast.show" x-transition:enter="transition transform duration-300"
+       x-transition:enter-start="translate-y-4 opacity-0" x-transition:enter-end="translate-y-0 opacity-100"
+       x-transition:leave="transition transform duration-200"
+       x-transition:leave-start="translate-y-0 opacity-100" x-transition:leave-end="translate-y-4 opacity-0"
+       :class="toast.type === 'error' ? 'bg-red-900/90 border-red-700' : 'bg-gray-800/90 border-gray-700'"
+       class="fixed bottom-4 right-4 z-[110] max-w-sm px-4 py-3 rounded-xl border backdrop-blur shadow-2xl text-sm">
+    <span x-text="toast.message"></span>
+  </div>
+
+  <script src="/static/app.js"></script>
+</body>
 </html>