Deploy from GitHub Actions (2026-03-06 15:20 UTC)

.gitignore

@@ -227,3 +227,6 @@ nginx/logs/
 # Database backups
 *.sql
 !scripts/init-db.sql
+
+# Node.js (frontend-widget Vite/Preact source project)
+frontend-widget/node_modules/

frontend-widget/package-lock.json

@@ -0,0 +1,2059 @@
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+        "source-map": "^0.7.4",
+        "stack-trace": "^1.0.0-pre2"
+      },
+      "peerDependencies": {
+        "vite": "5.x || 6.x || 7.x"
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+    },
+    "node_modules/yallist": {
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+      "dev": true,
+      "license": "ISC"
+    }
+  }
+}

frontend-widget/package.json

@@ -0,0 +1,18 @@
+{
+  "name": "smart-chatbot-widget",
+  "version": "1.0.0",
+  "private": true,
+  "scripts": {
+    "dev": "vite",
+    "build": "vite build",
+    "preview": "vite preview"
+  },
+  "dependencies": {
+    "marked": "^9.0.0",
+    "preact": "^10.0.0"
+  },
+  "devDependencies": {
+    "@preact/preset-vite": "^2.9.0",
+    "vite": "^6.0.0"
+  }
+}

frontend-widget/src/ChatWidget.jsx

@@ -0,0 +1,39 @@
+import { useState, useEffect } from 'preact/hooks';
+import ChatPanel from './components/ChatPanel';
+
+function EnvBadge() {
+    const cfg = window.ChatbotConfig;
+    if (!cfg?.DEBUG) return null;
+    return (
+        <div class={`env-badge ${cfg.DETECTED_ENVIRONMENT || ''}`}>
+            Environment: {cfg.ENVIRONMENT} | API: {cfg.API_URL || '(same-origin)'}
+        </div>
+    );
+}
+
+export default function ChatWidget() {
+    const [isOpen, setIsOpen] = useState(false);
+
+    // Standalone demo: add gradient so glassmorphism is visible.
+    // In iframe: body stays transparent so host page background shows through.
+    useEffect(() => {
+        if (window === window.top) {
+            document.body.style.background = 'linear-gradient(135deg, #667eea 0%, #764ba2 100%)';
+            document.body.style.minHeight = '100vh';
+        }
+    }, []);
+
+    return (
+        <>
+            <EnvBadge />
+            <button
+                class="chat-widget-btn"
+                onClick={() => setIsOpen(o => !o)}
+                aria-label="Toggle chat"
+            >
+                {isOpen ? '\u2715' : '\uD83D\uDCAC'}
+            </button>
+            <ChatPanel isOpen={isOpen} onClose={() => setIsOpen(false)} />
+        </>
+    );
+}

frontend-widget/src/components/ChatHeader.jsx

@@ -0,0 +1,10 @@
+export default function ChatHeader({ onClose }) {
+    return (
+        <div class="chat-header">
+            <h1>Smart Chatbot</h1>
+            <button class="chat-close-btn" onClick={onClose} aria-label="Close chat">
+                &#x2715;
+            </button>
+        </div>
+    );
+}

frontend-widget/src/components/ChatInput.jsx

@@ -0,0 +1,54 @@
+import { useRef, useEffect } from 'preact/hooks';
+
+export default function ChatInput({ onSend, disabled }) {
+    const textareaRef = useRef(null);
+
+    useEffect(() => {
+        if (!disabled) textareaRef.current?.focus();
+    }, [disabled]);
+
+    function handleSend() {
+        const text = textareaRef.current?.value.trim();
+        if (!text || disabled) return;
+        onSend(text);
+        textareaRef.current.value = '';
+        textareaRef.current.style.height = '38px';
+    }
+
+    function handleKeyDown(e) {
+        if (e.key === 'Enter' && !e.shiftKey && !disabled) {
+            e.preventDefault();
+            handleSend();
+        }
+    }
+
+    function handleInput() {
+        const el = textareaRef.current;
+        el.style.height = '38px';
+        if (el.scrollHeight > 38) {
+            el.style.height = el.scrollHeight + 'px';
+        }
+    }
+
+    return (
+        <div class="chat-input">
+            <div class="input-container">
+                <textarea
+                    ref={textareaRef}
+                    placeholder="Type your message..."
+                    onKeyDown={handleKeyDown}
+                    onInput={handleInput}
+                    disabled={disabled}
+                />
+            </div>
+            <button
+                class="send-button"
+                onClick={handleSend}
+                disabled={disabled}
+                aria-label="Send message"
+            >
+                &#x27A4;
+            </button>
+        </div>
+    );
+}

frontend-widget/src/components/ChatPanel.jsx

@@ -0,0 +1,27 @@
+import { useRef, useEffect } from 'preact/hooks';
+import { useChat } from '../hooks/useChat';
+import ChatHeader from './ChatHeader';
+import MessageList from './MessageList';
+import TypingIndicator from './TypingIndicator';
+import ChatInput from './ChatInput';
+
+export default function ChatPanel({ isOpen, onClose }) {
+    const { messages, isTyping, initialize, sendMessage } = useChat();
+    const initializedRef = useRef(false);
+
+    useEffect(() => {
+        if (isOpen && !initializedRef.current) {
+            initializedRef.current = true;
+            initialize();
+        }
+    }, [isOpen]);
+
+    return (
+        <div class={`chat-panel${isOpen ? ' open' : ''}`}>
+            <ChatHeader onClose={onClose} />
+            <MessageList messages={messages} />
+            <TypingIndicator active={isTyping} />
+            <ChatInput onSend={sendMessage} disabled={isTyping} />
+        </div>
+    );
+}

frontend-widget/src/components/Message.jsx

@@ -0,0 +1,30 @@
+import { marked } from 'marked';
+import ThinkingBlock from './ThinkingBlock';
+
+export default function Message({ message }) {
+    const { sender, text, thinking, debugInfo } = message;
+    const isUser = sender === 'user';
+
+    let debugText = '';
+    if (debugInfo) {
+        debugText = `Intent: ${debugInfo.intent} (${debugInfo.confidence})`;
+        if (debugInfo.entities && Object.keys(debugInfo.entities).length > 0) {
+            debugText += ` | Entities: ${JSON.stringify(debugInfo.entities)}`;
+        }
+        if (debugInfo.language) debugText += ` | Language: ${debugInfo.language}`;
+        if (debugInfo.environment) debugText += ` | Env: ${debugInfo.environment}`;
+    }
+
+    return (
+        <>
+            {!isUser && <ThinkingBlock thinking={thinking} duration={message.thinkingDuration} />}
+            <div class={`message ${isUser ? 'user-message' : 'bot-message'}`}>
+                <div class="message-avatar">{isUser ? '\uD83D\uDC64' : '\uD83E\uDD16'}</div>
+                <div class="message-content">
+                    <div dangerouslySetInnerHTML={{ __html: marked.parse(text) }} />
+                    {debugInfo && <div class="debug-info">{debugText}</div>}
+                </div>
+            </div>
+        </>
+    );
+}

frontend-widget/src/components/MessageList.jsx

@@ -0,0 +1,18 @@
+import { useEffect, useRef } from 'preact/hooks';
+import Message from './Message';
+
+export default function MessageList({ messages }) {
+    const endRef = useRef(null);
+
+    useEffect(() => {
+        endRef.current?.scrollIntoView({ behavior: 'smooth' });
+    }, [messages]);
+
+    return (
+        <div class="chat-messages">
+            <div class="messages-spacer" />
+            {messages.map(msg => <Message key={msg.id} message={msg} />)}
+            <div ref={endRef} />
+        </div>
+    );
+}

frontend-widget/src/components/ThinkingBlock.jsx

@@ -0,0 +1,9 @@
+export default function ThinkingBlock({ thinking, duration}) {
+    if (!thinking) return null;
+    return (
+        <details class="thinking-details">
+            <summary>Drafted in {duration}s</summary>
+            <div class="thinking-block">{thinking}</div>
+        </details>
+    );
+}

frontend-widget/src/components/TypingIndicator.jsx

@@ -0,0 +1,17 @@
+export default function TypingIndicator({ active }) {
+    if (!active) return null;
+    return (
+        <div class="typing-indicator">
+            <div class="message-avatar">&#x1F916;</div>
+                <div class="message-content typing-content" style="display:flex; align-items:center;">
+                    <span style="font-style: italic; margin-right: 6px; opacity: 0.8;">Pondering</span>
+                    <div class="typing-dots">
+                        <span />
+                        <span />
+                        <span />
+                </div>
+            </div>
+            
+        </div>
+    );
+}

frontend-widget/src/hooks/useChat.js

@@ -0,0 +1,97 @@
+import { useState, useRef } from 'preact/hooks';
+
+async function waitForConfig() {
+    return new Promise((resolve) => {
+        const check = () => {
+            if (window.ChatbotConfig) resolve(window.ChatbotConfig);
+            else setTimeout(check, 50);
+        };
+        check();
+    });
+}
+
+export function useChat() {
+    const [messages, setMessages] = useState([]);
+    const [isTyping, setIsTyping] = useState(false);
+    const sessionId = useRef(null);
+    const config = useRef(null);
+
+    async function getConfig() {
+        if (!config.current) {
+            config.current = await waitForConfig();
+        }
+        return config.current;
+    }
+
+    async function initialize() {
+        await getConfig();
+        setMessages([{
+            id: Date.now(),
+            sender: 'bot',
+            text: 'Hello! How can I help you today? \u60A8\u597D\uFF01\u4ECA\u5929\u6211\u80FD\u4E3A\u60A8\u505A\u4E9B\u4EC0\u4E48\uFF1F',
+        }]);
+    }
+
+    async function sendMessage(text) {
+        if (isTyping || !text.trim()) return;
+
+        const cfg = await getConfig();
+
+        setMessages(prev => [...prev, { id: Date.now(), sender: 'user', text }]);
+        setIsTyping(true);
+
+        try {
+            const body = { message: text };
+            if (sessionId.current) body.session_id = sessionId.current;
+
+            const controller = new AbortController();
+            const timeout = setTimeout(() => controller.abort(), cfg.REQUEST_TIMEOUT_MS);
+
+            const thinkingStart = Date.now();
+            const res = await fetch(`${cfg.API_URL}/chat`, {
+                method: 'POST',
+                headers: { 'Content-Type': 'application/json' },
+                body: JSON.stringify(body),
+                signal: controller.signal,
+            });
+            clearTimeout(timeout);
+            if (!res.ok) throw new Error(`HTTP ${res.status}: ${res.statusText}`);
+            const data = await res.json();
+            const thinkingDuration = data.thinking
+                ? ((Date.now() - thinkingStart) / 1000).toFixed(1)
+                : null;
+
+            sessionId.current = data.session_id;
+
+            let debugInfo = null;
+            if (cfg.SHOW_DEBUG_INFO) {
+                debugInfo = {
+                    intent: data.intent,
+                    confidence: data.confidence?.toFixed(2),
+                    entities: data.entities,
+                    language: data.debug_info?.language,
+                    environment: data.debug_info?.environment,
+                };
+            }
+
+            setMessages(prev => [...prev, {
+                id: Date.now(),
+                sender: 'bot',
+                text: data.response,
+                thinking: data.thinking || null,
+                thinkingDuration,
+                debugInfo,
+            }]);
+        } catch (err) {
+            const cfg = config.current;
+            const errMsg = cfg?.DEBUG
+                ? `Error: ${err.message}`
+                : 'Sorry, I encountered an error. Please try again.';
+            setMessages(prev => [...prev, { id: Date.now(), sender: 'bot', text: errMsg }]);
+        } finally {
+            setIsTyping(false);
+        }
+    }
+
+    return { messages, isTyping, initialize, sendMessage };
+}

frontend-widget/src/index.jsx

@@ -0,0 +1,22 @@
+import { render } from 'preact';
+import ChatWidget from './ChatWidget';
+import styles from './styles.css?inline';
+
+class SmartChatbotElement extends HTMLElement {
+    connectedCallback() {
+        const shadow = this.attachShadow({ mode: 'open' });
+
+        const styleEl = document.createElement('style');
+        styleEl.textContent = styles;
+        shadow.appendChild(styleEl);
+
+        const container = document.createElement('div');
+        shadow.appendChild(container);
+
+        render(<ChatWidget />, container);
+    }
+}
+
+if (!customElements.get('smart-chatbot')) {
+    customElements.define('smart-chatbot', SmartChatbotElement);
+}

frontend-widget/src/styles.css

@@ -0,0 +1,478 @@
+/* Shadow DOM host element */
+:host {
+    display: block;
+}
+
+* {
+    box-sizing: border-box;
+    margin: 0;
+    padding: 0;
+}
+
+/* ============================================================
+       FLOATING CHAT BUTTON
+       ============================================================ */
+
+.chat-widget-btn {
+    position: fixed;
+    bottom: 24px;
+    right: 24px;
+    width: 60px;
+    height: 60px;
+    background: rgba(255, 255, 255, 0.2);
+    backdrop-filter: blur(12px);
+    -webkit-backdrop-filter: blur(12px);
+    border: 1px solid rgba(255, 255, 255, 0.35);
+    border-radius: 50%;
+    cursor: pointer;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    font-size: 26px;
+    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.45);
+    transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
+    z-index: 9999;
+    user-select: none;
+}
+
+.chat-widget-btn:hover {
+    transform: scale(1.08);
+    background: rgba(255, 255, 255, 0.28);
+    box-shadow: 0 6px 32px rgba(0, 0, 0, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.5);
+}
+
+/* ============================================================
+       CHAT PANEL
+       ============================================================ */
+
+.chat-panel {
+    position: fixed;
+    bottom: 96px;
+    right: 24px;
+    width: 370px;
+    height: 520px;
+    background: rgba(255, 255, 255, 0.15);
+    backdrop-filter: blur(24px);
+    -webkit-backdrop-filter: blur(24px);
+    border: 1px solid rgba(255, 255, 255, 0.25);
+    border-radius: 18px;
+    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.3);
+    display: flex;
+    flex-direction: column;
+    overflow: hidden;
+    z-index: 9998;
+
+    /* Hidden by default */
+    opacity: 0;
+    pointer-events: none;
+    transform: scale(0.88) translateY(16px);
+    transform-origin: bottom right;
+    transition: opacity 0.25s ease, transform 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
+}
+
+.chat-panel.open {
+    opacity: 1;
+    pointer-events: all;
+    transform: scale(1) translateY(0);
+}
+
+/* ============================================================
+       HEADER
+       ============================================================ */
+
+.chat-header {
+    background: rgba(102, 126, 234, 0.5);
+    backdrop-filter: blur(10px);
+    -webkit-backdrop-filter: blur(10px);
+    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
+    color: white;
+    padding: 16px 20px;
+    border-radius: 18px 18px 0 0;
+    position: relative;
+    flex-shrink: 0;
+}
+
+.chat-header h1 {
+    font-size: 1.1rem;
+    font-weight: 600;
+    margin-bottom: 2px;
+    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
+}
+
+.chat-close-btn {
+    position: absolute;
+    top: 12px;
+    right: 14px;
+    background: rgba(255, 255, 255, 0.15);
+    border: 1px solid rgba(255, 255, 255, 0.25);
+    color: white;
+    font-size: 16px;
+    cursor: pointer;
+    opacity: 0.9;
+    width: 28px;
+    height: 28px;
+    border-radius: 50%;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    transition: opacity 0.15s, background 0.15s;
+}
+
+.chat-close-btn:hover {
+    opacity: 1;
+    background: rgba(255, 255, 255, 0.28);
+}
+
+/* ============================================================
+       MESSAGES
+       ============================================================ */
+
+.chat-messages {
+    flex: 1;
+    padding: 14px;
+    overflow-y: auto;
+    background: rgba(255, 255, 255, 0.06);
+    display: flex;
+    flex-direction: column;
+    gap: 10px;
+}
+
+.messages-spacer {
+    flex: 1;
+}
+
+.chat-messages::-webkit-scrollbar {
+    width: 4px;
+}
+
+.chat-messages::-webkit-scrollbar-track {
+    background: transparent;
+}
+
+.chat-messages::-webkit-scrollbar-thumb {
+    background: rgba(255, 255, 255, 0.3);
+    border-radius: 2px;
+}
+
+.message {
+    display: flex;
+    align-items: flex-start;
+    gap: 8px;
+    max-width: 88%;
+    animation: slideIn 0.25s ease-out;
+}
+
+@keyframes slideIn {
+    from {
+        opacity: 0;
+        transform: translateY(8px);
+    }
+
+    to {
+        opacity: 1;
+        transform: translateY(0);
+    }
+}
+
+.message.user-message {
+    align-self: flex-end;
+    flex-direction: row-reverse;
+}
+
+.message.bot-message {
+    align-self: flex-start;
+}
+
+.message-avatar {
+    width: 28px;
+    height: 28px;
+    border-radius: 50%;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    font-size: 14px;
+    flex-shrink: 0;
+    border: 1px solid rgba(255, 255, 255, 0.3);
+}
+
+.user-message .message-avatar {
+    background: rgba(102, 126, 234, 0.6);
+}
+
+.bot-message .message-avatar {
+    background: rgba(255, 255, 255, 0.2);
+}
+
+.message-content {
+    padding: 9px 13px;
+    border-radius: 14px;
+    font-size: 13.5px;
+    line-height: 1.45;
+    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
+    backdrop-filter: blur(8px);
+    -webkit-backdrop-filter: blur(8px);
+}
+
+.user-message .message-content {
+    background: rgba(102, 126, 234, 0.75);
+    border: 1px solid rgba(255, 255, 255, 0.2);
+    color: white;
+    box-shadow: 0 2px 10px rgba(102, 126, 234, 0.3);
+}
+
+.bot-message .message-content {
+    background: rgba(255, 255, 255, 0.65);
+    border: 1px solid rgba(255, 255, 255, 0.5);
+    color: #1a1a2e;
+    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
+}
+
+.message-content ul,
+.message-content ol {
+    padding-left: 18px;
+}
+
+.message-content p {
+    margin-bottom: 6px;
+}
+
+.message-content p:last-child {
+    margin-bottom: 0;
+}
+
+.message-content h1,
+.message-content h2,
+.message-content h3 {
+    margin-top: 8px;
+    margin-bottom: 4px;
+}
+
+.debug-info {
+    font-size: 10px;
+    color: #6c757d;
+    margin-top: 6px;
+    padding: 5px 8px;
+    background: rgba(255, 255, 255, 0.4);
+    border-radius: 6px;
+    border: 1px solid rgba(255, 255, 255, 0.3);
+}
+
+/* ============================================================
+       THINKING BLOCK
+       ============================================================ */
+
+.thinking-details {
+    align-self: flex-start;
+    max-width: 88%;
+    font-size: 12px;
+    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
+    color: rgba(255, 255, 255, 0.75);
+    background: rgba(255, 255, 255, 0.08);
+    border: 1px solid rgba(255, 255, 255, 0.18);
+    border-radius: 10px;
+    padding: 6px 10px;
+    animation: slideIn 0.25s ease-out;
+}
+
+.thinking-details summary {
+    cursor: pointer;
+    font-style: italic;
+    user-select: none;
+}
+
+.thinking-block {
+    margin-top: 6px;
+    font-size: 11px;
+    opacity: 0.85;
+    white-space: pre-wrap;
+    line-height: 1.4;
+}
+
+/* ============================================================
+       TYPING INDICATOR
+       ============================================================ */
+
+.typing-indicator {
+    display: flex;
+    align-items: center;
+    gap: 5px;
+    padding: 5px 14px;
+    color: rgba(255, 255, 255, 0.75);
+    font-style: italic;
+    font-size: 12px;
+    background: rgba(255, 255, 255, 0.06);
+    flex-shrink: 0;
+}
+
+.typing-content {
+    background: rgba(255, 255, 255, 0.3) !important;
+    border: 1px solid rgba(255, 255, 255, 0.4) !important;
+    color: white !important;
+}
+
+.typing-dots {
+    display: flex;
+    gap: 3px;
+}
+
+.typing-dots span {
+    width: 5px;
+    height: 5px;
+    background: rgba(255, 255, 255, 0.6);
+    border-radius: 50%;
+    animation: typingBounce 1.4s infinite;
+}
+
+.typing-dots span:nth-child(2) {
+    animation-delay: 0.2s;
+}
+
+.typing-dots span:nth-child(3) {
+    animation-delay: 0.4s;
+}
+
+@keyframes typingBounce {
+
+    0%,
+    60%,
+    100% {
+        transform: translateY(0);
+        opacity: 0.35;
+    }
+
+    30% {
+        transform: translateY(-6px);
+        opacity: 1;
+    }
+}
+
+/* ============================================================
+       INPUT
+       ============================================================ */
+
+.chat-input {
+    display: flex;
+    padding: 10px 12px;
+    border-top: 1px solid rgba(255, 255, 255, 0.15);
+    background: rgba(255, 255, 255, 0.1);
+    gap: 8px;
+    align-items: flex-end;
+    flex-shrink: 0;
+}
+
+.input-container {
+    flex: 1;
+}
+
+.chat-input textarea {
+    width: 100%;
+    padding: 9px 13px;
+    line-height: 1.4;
+    height: 38px;
+    max-height: 110px;
+    border: 1px solid rgba(255, 255, 255, 0.4);
+    border-radius: 18px;
+    font-size: 13.5px;
+    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
+    outline: none;
+    transition: border-color 0.2s, background 0.2s;
+    overflow-y: auto;
+    resize: none;
+    scrollbar-width: none;
+    -ms-overflow-style: none;
+    background: rgba(255, 255, 255, 0.75);
+    color: #1a1a2e;
+}
+
+.chat-input textarea::-webkit-scrollbar {
+    display: none;
+}
+
+.chat-input textarea:focus {
+    border-color: rgba(255, 255, 255, 0.7);
+    background: rgba(255, 255, 255, 0.88);
+}
+
+.chat-input textarea::placeholder {
+    color: rgba(80, 80, 120, 0.55);
+}
+
+.send-button {
+    width: 38px;
+    height: 38px;
+    background: rgba(102, 126, 234, 0.8);
+    border: 1px solid rgba(255, 255, 255, 0.25);
+    color: white;
+    border-radius: 50%;
+    cursor: pointer;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    transition: background 0.2s, transform 0.1s;
+    font-size: 15px;
+    flex-shrink: 0;
+    backdrop-filter: blur(6px);
+    -webkit-backdrop-filter: blur(6px);
+}
+
+.send-button:hover {
+    background: rgba(102, 126, 234, 1);
+    transform: scale(1.06);
+}
+
+.send-button:disabled {
+    background: rgba(180, 180, 200, 0.4);
+    cursor: not-allowed;
+    transform: none;
+}
+
+/* ============================================================
+       ENVIRONMENT BADGE
+       ============================================================ */
+
+.env-badge {
+    position: fixed;
+    top: 12px;
+    right: 12px;
+    background: rgba(255, 255, 255, 0.2);
+    backdrop-filter: blur(10px);
+    -webkit-backdrop-filter: blur(10px);
+    padding: 6px 10px;
+    border-radius: 16px;
+    font-size: 11px;
+    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
+    color: white;
+    border: 1px solid rgba(255, 255, 255, 0.3);
+    z-index: 10000;
+}
+
+.env-badge.development {
+    background: rgba(144, 238, 144, 0.25);
+    border-color: rgba(144, 238, 144, 0.4);
+}
+
+.env-badge.production {
+    background: rgba(255, 100, 100, 0.25);
+    border-color: rgba(255, 100, 100, 0.4);
+}
+
+/* ============================================================
+       MOBILE
+       ============================================================ */
+
+@media (max-width: 480px) {
+    .chat-panel {
+        width: calc(100vw - 20px);
+        height: 75vh;
+        right: 10px;
+        bottom: 86px;
+    }
+
+    .chat-widget-btn {
+        bottom: 16px;
+        right: 16px;
+        width: 54px;
+        height: 54px;
+        font-size: 22px;
+    }
+}

frontend-widget/vite.config.js

@@ -0,0 +1,21 @@
+import { defineConfig } from 'vite';
+import preact from '@preact/preset-vite';
+
+export default defineConfig({
+  plugins: [preact()],
+  build: {
+    lib: {
+      entry: 'src/index.jsx',
+      name: 'SmartChatbot',
+      formats: ['iife'],
+      fileName: () => 'chatbot-widget.js',
+    },
+    outDir: '../frontend',
+    emptyOutDir: false, // preserve config.js and other assets
+    rollupOptions: {
+      output: {
+        inlineDynamicImports: true,
+      },
+    },
+  },
+});

frontend/chatbot-widget.js

@@ -0,0 +1,45 @@
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+`?t[1].slice(0,-1):t[1];return{type:"paragraph",raw:t[0],text:n,tokens:this.lexer.inline(n)}}}text(e){const t=this.rules.block.text.exec(e);if(t)return{type:"text",raw:t[0],text:t[0],tokens:this.lexer.inline(t[0])}}escape(e){const t=this.rules.inline.escape.exec(e);if(t)return{type:"escape",raw:t[0],text:E(t[1])}}tag(e){const t=this.rules.inline.tag.exec(e);if(t)return!this.lexer.state.inLink&&/^<a /i.test(t[0])?this.lexer.state.inLink=!0:this.lexer.state.inLink&&/^<\/a>/i.test(t[0])&&(this.lexer.state.inLink=!1),!this.lexer.state.inRawBlock&&/^<(pre|code|kbd|script)(\s|>)/i.test(t[0])?this.lexer.state.inRawBlock=!0:this.lexer.state.inRawBlock&&/^<\/(pre|code|kbd|script)(\s|>)/i.test(t[0])&&(this.lexer.state.inRawBlock=!1),{type:"html",raw:t[0],inLink:this.lexer.state.inLink,inRawBlock:this.lexer.state.inRawBlock,block:!1,text:t[0]}}link(e){const t=this.rules.inline.link.exec(e);if(t){const n=t[2].trim();if(!this.options.pedantic&&/^</.test(n)){if(!/>$/.test(n))return;const o=se(n.slice(0,-1),"\\");if((n.length-o.length)%2===0)return}else{const o=Rt(t[2],"()");if(o>-1){const c=(t[0].indexOf("!")===0?5:4)+t[1].length+o;t[2]=t[2].substring(0,o),t[0]=t[0].substring(0,c).trim(),t[3]=""}}let s=t[2],r="";if(this.options.pedantic){const o=/^([^'"]*[^\s])\s+(['"])(.*)\2/.exec(s);o&&(s=o[1],r=o[3])}else r=t[3]?t[3].slice(1,-1):"";return s=s.trim(),/^</.test(s)&&(this.options.pedantic&&!/>$/.test(n)?s=s.slice(1):s=s.slice(1,-1)),nt(t,{href:s&&s.replace(this.rules.inline._escapes,"$1"),title:r&&r.replace(this.rules.inline._escapes,"$1")},t[0],this.lexer)}}reflink(e,t){let n;if((n=this.rules.inline.reflink.exec(e))||(n=this.rules.inline.nolink.exec(e))){let s=(n[2]||n[1]).replace(/\s+/g," ");if(s=t[s.toLowerCase()],!s){const r=n[0].charAt(0);return{type:"text",raw:r,text:r}}return nt(n,s,n[0],this.lexer)}}emStrong(e,t,n=""){let s=this.rules.inline.emStrong.lDelim.exec(e);if(!s||s[3]&&n.match(/[\p{L}\p{N}]/u))return;if(!(s[1]||s[2]||"")||!n||this.rules.inline.punctuation.exec(n)){const o=[...s[0]].length-1;let l,c,p=o,u=0;const a=s[0][0]==="*"?this.rules.inline.emStrong.rDelimAst:this.rules.inline.emStrong.rDelimUnd;for(a.lastIndex=0,t=t.slice(-1*e.length+o);(s=a.exec(t))!=null;){if(l=s[1]||s[2]||s[3]||s[4]||s[5]||s[6],!l)continue;if(c=[...l].length,s[3]||s[4]){p+=c;continue}else if((s[5]||s[6])&&o%3&&!((o+c)%3)){u+=c;continue}if(p-=c,p>0)continue;c=Math.min(c,c+p+u);const h=[...s[0]][0].length,f=e.slice(0,o+s.index+h+c);if(Math.min(o,c)%2){const y=f.slice(1,-1);return{type:"em",raw:f,text:y,tokens:this.lexer.inlineTokens(y)}}const k=f.slice(2,-2);return{type:"strong",raw:f,text:k,tokens:this.lexer.inlineTokens(k)}}}}codespan(e){const t=this.rules.inline.code.exec(e);if(t){let n=t[2].replace(/\n/g," ");const s=/[^ ]/.test(n),r=/^ /.test(n)&&/ $/.test(n);return s&&r&&(n=n.substring(1,n.length-1)),n=E(n,!0),{type:"codespan",raw:t[0],text:n}}}br(e){const t=this.rules.inline.br.exec(e);if(t)return{type:"br",raw:t[0]}}del(e){const t=this.rules.inline.del.exec(e);if(t)return{type:"del",raw:t[0],text:t[2],tokens:this.lexer.inlineTokens(t[2])}}autolink(e){const t=this.rules.inline.autolink.exec(e);if(t){let n,s;return t[2]==="@"?(n=E(t[1]),s="mailto:"+n):(n=E(t[1]),s=n),{type:"link",raw:t[0],text:n,href:s,tokens:[{type:"text",raw:n,text:n}]}}}url(e){let t;if(t=this.rules.inline.url.exec(e)){let n,s;if(t[2]==="@")n=E(t[0]),s="mailto:"+n;else{let r;do r=t[0],t[0]=this.rules.inline._backpedal.exec(t[0])[0];while(r!==t[0]);n=E(t[0]),t[1]==="www."?s="http://"+t[0]:s=t[0]}return{type:"link",raw:t[0],text:n,href:s,tokens:[{type:"text",raw:n,text:n}]}}}inlineText(e){const t=this.rules.inline.text.exec(e);if(t){let n;return this.lexer.state.inRawBlock?n=t[0]:n=E(t[0]),{type:"text",raw:t[0],text:n}}}}const d={newline:/^(?: *(?:\n|$))+/,code:/^( {4}[^\n]+(?:\n(?: *(?:\n|$))*)?)+/,fences:/^ {0,3}(`{3,}(?=[^`\n]*(?:\n|$))|~{3,})([^\n]*)(?:\n|$)(?:|([\s\S]*?)(?:\n|$))(?: {0,3}\1[~`]* *(?=\n|$)|$)/,hr:/^ {0,3}((?:-[\t ]*){3,}|(?:_[ \t]*){3,}|(?:\*[ \t]*){3,})(?:\n+|$)/,heading:/^ {0,3}(#{1,6})(?=\s|$)(.*)(?:\n+|$)/,blockquote:/^( {0,3}> ?(paragraph|[^\n]*)(?:\n|$))+/,list:/^( {0,3}bull)([ \t][^\n]+?)?(?:\n|$)/,html:"^ {0,3}(?:<(script|pre|style|textarea)[\\s>][\\s\\S]*?(?:</\\1>[^\\n]*\\n+|$)|comment[^\\n]*(\\n+|$)|<\\?[\\s\\S]*?(?:\\?>\\n*|$)|<![A-Z][\\s\\S]*?(?:>\\n*|$)|<!\\[CDATA\\[[\\s\\S]*?(?:\\]\\]>\\n*|$)|</?(tag)(?: +|\\n|/?>)[\\s\\S]*?(?:(?:\\n *)+\\n|$)|<(?!script|pre|style|textarea)([a-z][\\w-]*)(?:attribute)*? */?>(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:(?:\\n *)+\\n|$)|</(?!script|pre|style|textarea)[a-z][\\w-]*\\s*>(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:(?:\\n *)+\\n|$))",def:/^ {0,3}\[(label)\]: *(?:\n *)?([^<\s][^\s]*|<.*?>)(?:(?: +(?:\n *)?| *\n *)(title))? *(?:\n+|$)/,table:re,lheading:/^(?!bull )((?:.|\n(?!\s*?\n|bull ))+?)\n {0,3}(=+|-+) *(?:\n+|$)/,_paragraph:/^([^\n]+(?:\n(?!hr|heading|lheading|blockquote|fences|list|html|table| +\n)[^\n]+)*)/,text:/^[^\n]+/};d._label=/(?!\s*\])(?:\\.|[^\[\]\\])+/,d._title=/(?:"(?:\\"?|[^"\\])*"|'[^'\n]*(?:\n[^'\n]+)*\n?'|\([^()]*\))/,d.def=w(d.def).replace("label",d._label).replace("title",d._title).getRegex(),d.bullet=/(?:[*+-]|\d{1,9}[.)])/,d.listItemStart=w(/^( *)(bull) */).replace("bull",d.bullet).getRegex(),d.list=w(d.list).replace(/bull/g,d.bullet).replace("hr","\\n+(?=\\1?(?:(?:- *){3,}|(?:_ *){3,}|(?:\\* *){3,})(?:\\n+|$))").replace("def","\\n+(?="+d.def.source+")").getRegex(),d._tag="address|article|aside|base|basefont|blockquote|body|caption|center|col|colgroup|dd|details|dialog|dir|div|dl|dt|fieldset|figcaption|figure|footer|form|frame|frameset|h[1-6]|head|header|hr|html|iframe|legend|li|link|main|menu|menuitem|meta|nav|noframes|ol|optgroup|option|p|param|section|source|summary|table|tbody|td|tfoot|th|thead|title|tr|track|ul",d._comment=/<!--(?!-?>)[\s\S]*?(?:-->|$)/,d.html=w(d.html,"i").replace("comment",d._comment).replace("tag",d._tag).replace("attribute",/ +[a-zA-Z:_][\w.:-]*(?: *= *"[^"\n]*"| *= *'[^'\n]*'| *= *[^\s"'=<>`]+)?/).getRegex(),d.lheading=w(d.lheading).replace(/bull/g,d.bullet).getRegex(),d.paragraph=w(d._paragraph).replace("hr",d.hr).replace("heading"," {0,3}#{1,6}(?:\\s|$)").replace("|lheading","").replace("|table","").replace("blockquote"," {0,3}>").replace("fences"," {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n").replace("list"," {0,3}(?:[*+-]|1[.)]) ").replace("html","</?(?:tag)(?: +|\\n|/?>)|<(?:script|pre|style|textarea|!--)").replace("tag",d._tag).getRegex(),d.blockquote=w(d.blockquote).replace("paragraph",d.paragraph).getRegex(),d.normal={...d},d.gfm={...d.normal,table:"^ *([^\\n ].*)\\n {0,3}((?:\\| *)?:?-+:? *(?:\\| *:?-+:? *)*(?:\\| *)?)(?:\\n((?:(?! *\\n|hr|heading|blockquote|code|fences|list|html).*(?:\\n|$))*)\\n*|$)"},d.gfm.table=w(d.gfm.table).replace("hr",d.hr).replace("heading"," {0,3}#{1,6}(?:\\s|$)").replace("blockquote"," {0,3}>").replace("code"," {4}[^\\n]").replace("fences"," {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n").replace("list"," {0,3}(?:[*+-]|1[.)]) ").replace("html","</?(?:tag)(?: +|\\n|/?>)|<(?:script|pre|style|textarea|!--)").replace("tag",d._tag).getRegex(),d.gfm.paragraph=w(d._paragraph).replace("hr",d.hr).replace("heading"," {0,3}#{1,6}(?:\\s|$)").replace("|lheading","").replace("table",d.gfm.table).replace("blockquote"," {0,3}>").replace("fences"," {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n").replace("list"," {0,3}(?:[*+-]|1[.)]) ").replace("html","</?(?:tag)(?: +|\\n|/?>)|<(?:script|pre|style|textarea|!--)").replace("tag",d._tag).getRegex(),d.pedantic={...d.normal,html:w(`^ *(?:comment *(?:\\n|\\s*$)|<(tag)[\\s\\S]+?</\\1> *(?:\\n{2,}|\\s*$)|<tag(?:"[^"]*"|'[^']*'|\\s[^'"/>\\s]*)*?/?> *(?:\\n{2,}|\\s*$))`).replace("comment",d._comment).replace(/tag/g,"(?!(?:a|em|strong|small|s|cite|q|dfn|abbr|data|time|code|var|samp|kbd|sub|sup|i|b|u|mark|ruby|rt|rp|bdi|bdo|span|br|wbr|ins|del|img)\\b)\\w+(?!:|[^\\w\\s@]*@)\\b").getRegex(),def:/^ *\[([^\]]+)\]: *<?([^\s>]+)>?(?: +(["(][^\n]+[")]))? *(?:\n+|$)/,heading:/^(#{1,6})(.*)(?:\n+|$)/,fences:re,lheading:/^(.+?)\n {0,3}(=+|-+) *(?:\n+|$)/,paragraph:w(d.normal._paragraph).replace("hr",d.hr).replace("heading",` *#{1,6} *[^
+]`).replace("lheading",d.lheading).replace("blockquote"," {0,3}>").replace("|fences","").replace("|list","").replace("|html","").getRegex()};const _={escape:/^\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/,autolink:/^<(scheme:[^\s\x00-\x1f<>]*|email)>/,url:re,tag:"^comment|^</[a-zA-Z][\\w:-]*\\s*>|^<[a-zA-Z][\\w-]*(?:attribute)*?\\s*/?>|^<\\?[\\s\\S]*?\\?>|^<![a-zA-Z]+\\s[\\s\\S]*?>|^<!\\[CDATA\\[[\\s\\S]*?\\]\\]>",link:/^!?\[(label)\]\(\s*(href)(?:\s+(title))?\s*\)/,reflink:/^!?\[(label)\]\[(ref)\]/,nolink:/^!?\[(ref)\](?:\[\])?/,reflinkSearch:"reflink|nolink(?!\\()",emStrong:{lDelim:/^(?:\*+(?:((?!\*)[punct])|[^\s*]))|^_+(?:((?!_)[punct])|([^\s_]))/,rDelimAst:/^[^_*]*?__[^_*]*?\*[^_*]*?(?=__)|[^*]+(?=[^*])|(?!\*)[punct](\*+)(?=[\s]|$)|[^punct\s](\*+)(?!\*)(?=[punct\s]|$)|(?!\*)[punct\s](\*+)(?=[^punct\s])|[\s](\*+)(?!\*)(?=[punct])|(?!\*)[punct](\*+)(?!\*)(?=[punct])|[^punct\s](\*+)(?=[^punct\s])/,rDelimUnd:/^[^_*]*?\*\*[^_*]*?_[^_*]*?(?=\*\*)|[^_]+(?=[^_])|(?!_)[punct](_+)(?=[\s]|$)|[^punct\s](_+)(?!_)(?=[punct\s]|$)|(?!_)[punct\s](_+)(?=[^punct\s])|[\s](_+)(?!_)(?=[punct])|(?!_)[punct](_+)(?!_)(?=[punct])/},code:/^(`+)([^`]|[^`][\s\S]*?[^`])\1(?!`)/,br:/^( {2,}|\\)\n(?!\s*$)/,del:re,text:/^(`+|[^`])(?:(?= {2,}\n)|[\s\S]*?(?:(?=[\\<!\[`*_]|\b_|$)|[^ ](?= {2,}\n)))/,punctuation:/^((?![*_])[\spunctuation])/};_._punctuation="\\p{P}$+<=>`^|~",_.punctuation=w(_.punctuation,"u").replace(/punctuation/g,_._punctuation).getRegex(),_.blockSkip=/\[[^[\]]*?\]\([^\(\)]*?\)|`[^`]*?`|<[^<>]*?>/g,_.anyPunctuation=/\\[punct]/g,_._escapes=/\\([punct])/g,_._comment=w(d._comment).replace("(?:-->|$)","-->").getRegex(),_.emStrong.lDelim=w(_.emStrong.lDelim,"u").replace(/punct/g,_._punctuation).getRegex(),_.emStrong.rDelimAst=w(_.emStrong.rDelimAst,"gu").replace(/punct/g,_._punctuation).getRegex(),_.emStrong.rDelimUnd=w(_.emStrong.rDelimUnd,"gu").replace(/punct/g,_._punctuation).getRegex(),_.anyPunctuation=w(_.anyPunctuation,"gu").replace(/punct/g,_._punctuation).getRegex(),_._escapes=w(_._escapes,"gu").replace(/punct/g,_._punctuation).getRegex(),_._scheme=/[a-zA-Z][a-zA-Z0-9+.-]{1,31}/,_._email=/[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+(@)[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)+(?![-_])/,_.autolink=w(_.autolink).replace("scheme",_._scheme).replace("email",_._email).getRegex(),_._attribute=/\s+[a-zA-Z:_][\w.:-]*(?:\s*=\s*"[^"]*"|\s*=\s*'[^']*'|\s*=\s*[^\s"'=<>`]+)?/,_.tag=w(_.tag).replace("comment",_._comment).replace("attribute",_._attribute).getRegex(),_._label=/(?:\[(?:\\.|[^\[\]\\])*\]|\\.|`[^`]*`|[^\[\]\\`])*?/,_._href=/<(?:\\.|[^\n<>\\])+>|[^\s\x00-\x1f]*/,_._title=/"(?:\\"?|[^"\\])*"|'(?:\\'?|[^'\\])*'|\((?:\\\)?|[^)\\])*\)/,_.link=w(_.link).replace("label",_._label).replace("href",_._href).replace("title",_._title).getRegex(),_.reflink=w(_.reflink).replace("label",_._label).replace("ref",d._label).getRegex(),_.nolink=w(_.nolink).replace("ref",d._label).getRegex(),_.reflinkSearch=w(_.reflinkSearch,"g").replace("reflink",_.reflink).replace("nolink",_.nolink).getRegex(),_.normal={..._},_.pedantic={..._.normal,strong:{start:/^__|\*\*/,middle:/^__(?=\S)([\s\S]*?\S)__(?!_)|^\*\*(?=\S)([\s\S]*?\S)\*\*(?!\*)/,endAst:/\*\*(?!\*)/g,endUnd:/__(?!_)/g},em:{start:/^_|\*/,middle:/^()\*(?=\S)([\s\S]*?\S)\*(?!\*)|^_(?=\S)([\s\S]*?\S)_(?!_)/,endAst:/\*(?!\*)/g,endUnd:/_(?!_)/g},link:w(/^!?\[(label)\]\((.*?)\)/).replace("label",_._label).getRegex(),reflink:w(/^!?\[(label)\]\s*\[([^\]]*)\]/).replace("label",_._label).getRegex()},_.gfm={..._.normal,escape:w(_.escape).replace("])","~|])").getRegex(),_extended_email:/[A-Za-z0-9._+-]+(@)[a-zA-Z0-9-_]+(?:\.[a-zA-Z0-9-_]*[a-zA-Z0-9])+(?![-_])/,url:/^((?:ftp|https?):\/\/|www\.)(?:[a-zA-Z0-9\-]+\.?)+[^\s<]*|^email/,_backpedal:/(?:[^?!.,:;*_'"~()&]+|\([^)]*\)|&(?![a-zA-Z0-9]+;$)|[?!.,:;*_'"~)]+(?!$))+/,del:/^(~~?)(?=[^\s~])([\s\S]*?[^\s~])\1(?=[^~]|$)/,text:/^([`~]+|[^`~])(?:(?= {2,}\n)|(?=[a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-]+@)|[\s\S]*?(?:(?=[\\<!\[`*~_]|\b_|https?:\/\/|ftp:\/\/|www\.|$)|[^ ](?= {2,}\n)|[^a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-](?=[a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-]+@)))/},_.gfm.url=w(_.gfm.url,"i").replace("email",_.gfm._extended_email).getRegex(),_.breaks={..._.gfm,br:w(_.br).replace("{2,}","*").getRegex(),text:w(_.gfm.text).replace("\\b_","\\b_| {2,}\\n").replace(/\{2,\}/g,"*").getRegex()};class P{constructor(e){T(this,"tokens");T(this,"options");T(this,"state");T(this,"tokenizer");T(this,"inlineQueue");this.tokens=[],this.tokens.links=Object.create(null),this.options=e||B,this.options.tokenizer=this.options.tokenizer||new oe,this.tokenizer=this.options.tokenizer,this.tokenizer.options=this.options,this.tokenizer.lexer=this,this.inlineQueue=[],this.state={inLink:!1,inRawBlock:!1,top:!0};const t={block:d.normal,inline:_.normal};this.options.pedantic?(t.block=d.pedantic,t.inline=_.pedantic):this.options.gfm&&(t.block=d.gfm,this.options.breaks?t.inline=_.breaks:t.inline=_.gfm),this.tokenizer.rules=t}static get rules(){return{block:d,inline:_}}static lex(e,t){return new P(t).lex(e)}static lexInline(e,t){return new P(t).inlineTokens(e)}lex(e){e=e.replace(/\r\n|\r/g,`
+`),this.blockTokens(e,this.tokens);let t;for(;t=this.inlineQueue.shift();)this.inlineTokens(t.src,t.tokens);return this.tokens}blockTokens(e,t=[]){this.options.pedantic?e=e.replace(/\t/g,"    ").replace(/^ +$/gm,""):e=e.replace(/^( *)(\t+)/gm,(l,c,p)=>c+"    ".repeat(p.length));let n,s,r,o;for(;e;)if(!(this.options.extensions&&this.options.extensions.block&&this.options.extensions.block.some(l=>(n=l.call({lexer:this},e,t))?(e=e.substring(n.raw.length),t.push(n),!0):!1))){if(n=this.tokenizer.space(e)){e=e.substring(n.raw.length),n.raw.length===1&&t.length>0?t[t.length-1].raw+=`
+`:t.push(n);continue}if(n=this.tokenizer.code(e)){e=e.substring(n.raw.length),s=t[t.length-1],s&&(s.type==="paragraph"||s.type==="text")?(s.raw+=`
+`+n.raw,s.text+=`
+`+n.text,this.inlineQueue[this.inlineQueue.length-1].src=s.text):t.push(n);continue}if(n=this.tokenizer.fences(e)){e=e.substring(n.raw.length),t.push(n);continue}if(n=this.tokenizer.heading(e)){e=e.substring(n.raw.length),t.push(n);continue}if(n=this.tokenizer.hr(e)){e=e.substring(n.raw.length),t.push(n);continue}if(n=this.tokenizer.blockquote(e)){e=e.substring(n.raw.length),t.push(n);continue}if(n=this.tokenizer.list(e)){e=e.substring(n.raw.length),t.push(n);continue}if(n=this.tokenizer.html(e)){e=e.substring(n.raw.length),t.push(n);continue}if(n=this.tokenizer.def(e)){e=e.substring(n.raw.length),s=t[t.length-1],s&&(s.type==="paragraph"||s.type==="text")?(s.raw+=`
+`+n.raw,s.text+=`
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+`+n.raw,s.text+=`
+`+n.text,this.inlineQueue.pop(),this.inlineQueue[this.inlineQueue.length-1].src=s.text):t.push(n);continue}if(e){const l="Infinite loop on byte: "+e.charCodeAt(0);if(this.options.silent){console.error(l);break}else throw new Error(l)}}return this.state.top=!0,t}inline(e,t=[]){return this.inlineQueue.push({src:e,tokens:t}),t}inlineTokens(e,t=[]){let n,s,r,o=e,l,c,p;if(this.tokens.links){const u=Object.keys(this.tokens.links);if(u.length>0)for(;(l=this.tokenizer.rules.inline.reflinkSearch.exec(o))!=null;)u.includes(l[0].slice(l[0].lastIndexOf("[")+1,-1))&&(o=o.slice(0,l.index)+"["+"a".repeat(l[0].length-2)+"]"+o.slice(this.tokenizer.rules.inline.reflinkSearch.lastIndex))}for(;(l=this.tokenizer.rules.inline.blockSkip.exec(o))!=null;)o=o.slice(0,l.index)+"["+"a".repeat(l[0].length-2)+"]"+o.slice(this.tokenizer.rules.inline.blockSkip.lastIndex);for(;(l=this.tokenizer.rules.inline.anyPunctuation.exec(o))!=null;)o=o.slice(0,l.index)+"++"+o.slice(this.tokenizer.rules.inline.anyPunctuation.lastIndex);for(;e;)if(c||(p=""),c=!1,!(this.options.extensions&&this.options.extensions.inline&&this.options.extensions.inline.some(u=>(n=u.call({lexer:this},e,t))?(e=e.substring(n.raw.length),t.push(n),!0):!1))){if(n=this.tokenizer.escape(e)){e=e.substring(n.raw.length),t.push(n);continue}if(n=this.tokenizer.tag(e)){e=e.substring(n.raw.length),s=t[t.length-1],s&&n.type==="text"&&s.type==="text"?(s.raw+=n.raw,s.text+=n.text):t.push(n);continue}if(n=this.tokenizer.link(e)){e=e.substring(n.raw.length),t.push(n);continue}if(n=this.tokenizer.reflink(e,this.tokens.links)){e=e.substring(n.raw.length),s=t[t.length-1],s&&n.type==="text"&&s.type==="text"?(s.raw+=n.raw,s.text+=n.text):t.push(n);continue}if(n=this.tokenizer.emStrong(e,o,p)){e=e.substring(n.raw.length),t.push(n);continue}if(n=this.tokenizer.codespan(e)){e=e.substring(n.raw.length),t.push(n);continue}if(n=this.tokenizer.br(e)){e=e.substring(n.raw.length),t.push(n);continue}if(n=this.tokenizer.del(e)){e=e.substring(n.raw.length),t.push(n);continue}if(n=this.tokenizer.autolink(e)){e=e.substring(n.raw.length),t.push(n);continue}if(!this.state.inLink&&(n=this.tokenizer.url(e))){e=e.substring(n.raw.length),t.push(n);continue}if(r=e,this.options.extensions&&this.options.extensions.startInline){let u=1/0;const a=e.slice(1);let h;this.options.extensions.startInline.forEach(f=>{h=f.call({lexer:this},a),typeof h=="number"&&h>=0&&(u=Math.min(u,h))}),u<1/0&&u>=0&&(r=e.substring(0,u+1))}if(n=this.tokenizer.inlineText(r)){e=e.substring(n.raw.length),n.raw.slice(-1)!=="_"&&(p=n.raw.slice(-1)),c=!0,s=t[t.length-1],s&&s.type==="text"?(s.raw+=n.raw,s.text+=n.text):t.push(n);continue}if(e){const u="Infinite loop on byte: "+e.charCodeAt(0);if(this.options.silent){console.error(u);break}else throw new Error(u)}}return t}}class le{constructor(e){T(this,"options");this.options=e||B}code(e,t,n){var r;const s=(r=(t||"").match(/^\S*/))==null?void 0:r[0];return e=e.replace(/\n$/,"")+`
+`,s?'<pre><code class="language-'+E(s)+'">'+(n?e:E(e,!0))+`</code></pre>
+`:"<pre><code>"+(n?e:E(e,!0))+`</code></pre>
+`}blockquote(e){return`<blockquote>
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+`}html(e,t){return e}heading(e,t,n){return`<h${t}>${e}</h${t}>
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+`}table(e,t){return t&&(t=`<tbody>${t}</tbody>`),`<table>
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+`+e+`</thead>
+`+t+`</table>
+`}tablerow(e){return`<tr>
+${e}</tr>
+`}tablecell(e,t){const n=t.header?"th":"td";return(t.align?`<${n} align="${t.align}">`:`<${n}>`)+e+`</${n}>
+`}strong(e){return`<strong>${e}</strong>`}em(e){return`<em>${e}</em>`}codespan(e){return`<code>${e}</code>`}br(){return"<br>"}del(e){return`<del>${e}</del>`}link(e,t,n){const s=et(e);if(s===null)return n;e=s;let r='<a href="'+e+'"';return t&&(r+=' title="'+t+'"'),r+=">"+n+"</a>",r}image(e,t,n){const s=et(e);if(s===null)return n;e=s;let r=`<img src="${e}" alt="${n}"`;return t&&(r+=` title="${t}"`),r+=">",r}text(e){return e}}class ve{strong(e){return e}em(e){return e}codespan(e){return e}del(e){return e}html(e){return e}text(e){return e}link(e,t,n){return""+n}image(e,t,n){return""+n}br(){return""}}class M{constructor(e){T(this,"options");T(this,"renderer");T(this,"textRenderer");this.options=e||B,this.options.renderer=this.options.renderer||new le,this.renderer=this.options.renderer,this.renderer.options=this.options,this.textRenderer=new ve}static parse(e,t){return new M(t).parse(e)}static parseInline(e,t){return new M(t).parseInline(e)}parse(e,t=!0){let n="";for(let s=0;s<e.length;s++){const r=e[s];if(this.options.extensions&&this.options.extensions.renderers&&this.options.extensions.renderers[r.type]){const o=r,l=this.options.extensions.renderers[o.type].call({parser:this},o);if(l!==!1||!["space","hr","heading","code","table","blockquote","list","html","paragraph","text"].includes(o.type)){n+=l||"";continue}}switch(r.type){case"space":continue;case"hr":{n+=this.renderer.hr();continue}case"heading":{const o=r;n+=this.renderer.heading(this.parseInline(o.tokens),o.depth,St(this.parseInline(o.tokens,this.textRenderer)));continue}case"code":{const o=r;n+=this.renderer.code(o.text,o.lang,!!o.escaped);continue}case"table":{const o=r;let l="",c="";for(let u=0;u<o.header.length;u++)c+=this.renderer.tablecell(this.parseInline(o.header[u].tokens),{header:!0,align:o.align[u]});l+=this.renderer.tablerow(c);let p="";for(let u=0;u<o.rows.length;u++){const a=o.rows[u];c="";for(let h=0;h<a.length;h++)c+=this.renderer.tablecell(this.parseInline(a[h].tokens),{header:!1,align:o.align[h]});p+=this.renderer.tablerow(c)}n+=this.renderer.table(l,p);continue}case"blockquote":{const o=r,l=this.parse(o.tokens);n+=this.renderer.blockquote(l);continue}case"list":{const o=r,l=o.ordered,c=o.start,p=o.loose;let u="";for(let a=0;a<o.items.length;a++){const h=o.items[a],f=h.checked,k=h.task;let y="";if(h.task){const $=this.renderer.checkbox(!!f);p?h.tokens.length>0&&h.tokens[0].type==="paragraph"?(h.tokens[0].text=$+" "+h.tokens[0].text,h.tokens[0].tokens&&h.tokens[0].tokens.length>0&&h.tokens[0].tokens[0].type==="text"&&(h.tokens[0].tokens[0].text=$+" "+h.tokens[0].tokens[0].text)):h.tokens.unshift({type:"text",text:$+" "}):y+=$+" "}y+=this.parse(h.tokens,p),u+=this.renderer.listitem(y,k,!!f)}n+=this.renderer.list(u,l,c);continue}case"html":{const o=r;n+=this.renderer.html(o.text,o.block);continue}case"paragraph":{const o=r;n+=this.renderer.paragraph(this.parseInline(o.tokens));continue}case"text":{let o=r,l=o.tokens?this.parseInline(o.tokens):o.text;for(;s+1<e.length&&e[s+1].type==="text";)o=e[++s],l+=`
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message...",onKeyDown:s,onInput:r,disabled:e})}),m("button",{class:"send-button",onClick:n,disabled:e,"aria-label":"Send message",children:"➤"})]})}function Lt({isOpen:i,onClose:e}){const{messages:t,isTyping:n,initialize:s,sendMessage:r}=xt(),o=Q(!1);return ne(()=>{i&&!o.current&&(o.current=!0,s())},[i]),m("div",{class:`chat-panel${i?" open":""}`,children:[m(wt,{onClose:e}),m(Dt,{messages:t}),m(Pt,{active:n}),m(Mt,{onSend:r,disabled:n})]})}function Ht(){const i=window.ChatbotConfig;return i!=null&&i.DEBUG?m("div",{class:`env-badge ${i.DETECTED_ENVIRONMENT||""}`,children:["Environment: ",i.ENVIRONMENT," | API: ",i.API_URL||"(same-origin)"]}):null}function Ut(){const[i,e]=xe(!1);return ne(()=>{window===window.top&&(document.body.style.background="linear-gradient(135deg, #667eea 0%, #764ba2 100%)",document.body.style.minHeight="100vh")},[]),m(q,{children:[m(Ht,{}),m("button",{class:"chat-widget-btn",onClick:()=>e(t=>!t),"aria-label":"Toggle 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#ffffff4d;display:flex;flex-direction:column;overflow:hidden;z-index:9998;opacity:0;pointer-events:none;transform:scale(.88) translateY(16px);transform-origin:bottom right;transition:opacity .25s ease,transform .25s cubic-bezier(.175,.885,.32,1.275)}.chat-panel.open{opacity:1;pointer-events:all;transform:scale(1) translateY(0)}.chat-header{background:#667eea80;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.2);color:#fff;padding:16px 20px;border-radius:18px 18px 0 0;position:relative;flex-shrink:0}.chat-header h1{font-size:1.1rem;font-weight:600;margin-bottom:2px;text-shadow:0 1px 4px rgba(0,0,0,.15)}.chat-close-btn{position:absolute;top:12px;right:14px;background:#ffffff26;border:1px solid rgba(255,255,255,.25);color:#fff;font-size:16px;cursor:pointer;opacity:.9;width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:opacity .15s,background .15s}.chat-close-btn:hover{opacity:1;background:#ffffff47}.chat-messages{flex:1;padding:14px;overflow-y:auto;background:#ffffff0f;display:flex;flex-direction:column;gap:10px}.messages-spacer{flex:1}.chat-messages::-webkit-scrollbar{width:4px}.chat-messages::-webkit-scrollbar-track{background:transparent}.chat-messages::-webkit-scrollbar-thumb{background:#ffffff4d;border-radius:2px}.message{display:flex;align-items:flex-start;gap:8px;max-width:88%;animation:slideIn .25s ease-out}@keyframes slideIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.message.user-message{align-self:flex-end;flex-direction:row-reverse}.message.bot-message{align-self:flex-start}.message-avatar{width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;flex-shrink:0;border:1px solid rgba(255,255,255,.3)}.user-message .message-avatar{background:#667eea99}.bot-message .message-avatar{background:#fff3}.message-content{padding:9px 13px;border-radius:14px;font-size:13.5px;line-height:1.45;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.user-message .message-content{background:#667eeabf;border:1px solid rgba(255,255,255,.2);color:#fff;box-shadow:0 2px 10px #667eea4d}.bot-message .message-content{background:#ffffffa6;border:1px solid rgba(255,255,255,.5);color:#1a1a2e;box-shadow:0 2px 10px #00000014}.message-content ul,.message-content ol{padding-left:18px}.message-content p{margin-bottom:6px}.message-content p:last-child{margin-bottom:0}.message-content h1,.message-content h2,.message-content h3{margin-top:8px;margin-bottom:4px}.debug-info{font-size:10px;color:#6c757d;margin-top:6px;padding:5px 8px;background:#fff6;border-radius:6px;border:1px solid rgba(255,255,255,.3)}.thinking-details{align-self:flex-start;max-width:88%;font-size:12px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;color:#ffffffbf;background:#ffffff14;border:1px solid rgba(255,255,255,.18);border-radius:10px;padding:6px 10px;animation:slideIn .25s ease-out}.thinking-details summary{cursor:pointer;font-style:italic;-webkit-user-select:none;user-select:none}.thinking-block{margin-top:6px;font-size:11px;opacity:.85;white-space:pre-wrap;line-height:1.4}.typing-indicator{display:flex;align-items:center;gap:5px;padding:5px 14px;color:#ffffffbf;font-style:italic;font-size:12px;background:#ffffff0f;flex-shrink:0}.typing-content{background:#ffffff4d!important;border:1px solid rgba(255,255,255,.4)!important;color:#fff!important}.typing-dots{display:flex;gap:3px}.typing-dots span{width:5px;height:5px;background:#fff9;border-radius:50%;animation:typingBounce 1.4s infinite}.typing-dots span:nth-child(2){animation-delay:.2s}.typing-dots span:nth-child(3){animation-delay:.4s}@keyframes typingBounce{0%,60%,to{transform:translateY(0);opacity:.35}30%{transform:translateY(-6px);opacity:1}}.chat-input{display:flex;padding:10px 12px;border-top:1px solid rgba(255,255,255,.15);background:#ffffff1a;gap:8px;align-items:flex-end;flex-shrink:0}.input-container{flex:1}.chat-input textarea{width:100%;padding:9px 13px;line-height:1.4;height:38px;max-height:110px;border:1px solid rgba(255,255,255,.4);border-radius:18px;font-size:13.5px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;outline:none;transition:border-color .2s,background .2s;overflow-y:auto;resize:none;scrollbar-width:none;-ms-overflow-style:none;background:#ffffffbf;color:#1a1a2e}.chat-input textarea::-webkit-scrollbar{display:none}.chat-input textarea:focus{border-color:#ffffffb3;background:#ffffffe0}.chat-input textarea::placeholder{color:#5050788c}.send-button{width:38px;height:38px;background:#667eeacc;border:1px solid rgba(255,255,255,.25);color:#fff;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s,transform .1s;font-size:15px;flex-shrink:0;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}.send-button:hover{background:#667eea;transform:scale(1.06)}.send-button:disabled{background:#b4b4c866;cursor:not-allowed;transform:none}.env-badge{position:fixed;top:12px;right:12px;background:#fff3;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);padding:6px 10px;border-radius:16px;font-size:11px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color:#fff;border:1px solid rgba(255,255,255,.3);z-index:10000}.env-badge.development{background:#90ee9040;border-color:#90ee9066}.env-badge.production{background:#ff646440;border-color:#ff646466}@media(max-width:480px){.chat-panel{width:calc(100vw - 20px);height:75vh;right:10px;bottom:86px}.chat-widget-btn{bottom:16px;right:16px;width:54px;height:54px;font-size:22px}}";class Nt extends HTMLElement{connectedCallback(){const e=this.attachShadow({mode:"open"}),t=document.createElement("style");t.textContent=Bt,e.appendChild(t);const n=document.createElement("div");e.appendChild(n),ft(m(Ut,{}),n)}}customElements.get("smart-chatbot")||customElements.define("smart-chatbot",Nt)})();

frontend/config.js

@@ -1,7 +1,7 @@
 /**
  * Frontend Configuration
  * 
- * Auto-generated from backend .env files on 2026-03-03 11:46:27
+ * Auto-generated from backend .env files on 2026-03-06 19:04:49
  * DO NOT EDIT THIS FILE MANUALLY - your changes will be overwritten!
  * 
  * To update configuration:
@@ -18,7 +18,8 @@ const config = {
     "SHOW_DEBUG_INFO": true,
     "ENVIRONMENT": "development",
     "CONFIDENCE_THRESHOLD": 0.3,
-    "DEFAULT_LANGUAGE": "en"
+    "DEFAULT_LANGUAGE": "en",
+    "REQUEST_TIMEOUT_MS": 60000
   },
   "production": {
     "API_URL": "",
@@ -26,7 +27,8 @@ const config = {
     "SHOW_DEBUG_INFO": false,
     "ENVIRONMENT": "production",
     "CONFIDENCE_THRESHOLD": 0.8,
-    "DEFAULT_LANGUAGE": "en"
+    "DEFAULT_LANGUAGE": "en",
+    "REQUEST_TIMEOUT_MS": 30000
   },
   "staging": {
     "API_URL": "",
@@ -34,7 +36,8 @@ const config = {
     "SHOW_DEBUG_INFO": true,
     "ENVIRONMENT": "staging",
     "CONFIDENCE_THRESHOLD": 0.8,
-    "DEFAULT_LANGUAGE": "en"
+    "DEFAULT_LANGUAGE": "en",
+    "REQUEST_TIMEOUT_MS": 30000
   }
 };
 
@@ -46,7 +49,7 @@ function detectEnvironment() {
     const hostname = window.location.hostname;
     
     // Local development
-    if (hostname === 'localhost' || hostname === '127.0.0.1') {
+    if (hostname === 'localhost' || hostname === '127.0.0.1' || hostname.endsWith('.local')) {
         return 'development';
     }
     

frontend/index.html

@@ -1,719 +1,16 @@
 <!DOCTYPE html>
 <html>
-    <head>
-        <meta charset="UTF-8">
-        <meta name="viewport" content="width=device-width, initial-scale=1.0">
-        <title>Monireach's Smart Chatbot Demo</title>
-        <script src="config.js"></script>
-        <script src="https://cdn.jsdelivr.net/npm/marked/marked.min.js"></script>
-        <style>
-            * {
-                box-sizing: border-box;
-                margin: 0;
-                padding: 0;
-            }
 
-            body {
-                font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
-                background: transparent;
-            }
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Monireach's Smart Chatbot Demo</title>
+    <script src="config.js"></script>
+</head>
 
-            /* ============================================================
-               FLOATING CHAT BUTTON
-               ============================================================ */
+<body>
+    <smart-chatbot></smart-chatbot>
+    <script src="chatbot-widget.js"></script>
+</body>
 
-            .chat-widget-btn {
-                position: fixed;
-                bottom: 24px;
-                right: 24px;
-                width: 60px;
-                height: 60px;
-                background: rgba(255, 255, 255, 0.2);
-                backdrop-filter: blur(12px);
-                -webkit-backdrop-filter: blur(12px);
-                border: 1px solid rgba(255, 255, 255, 0.35);
-                border-radius: 50%;
-                cursor: pointer;
-                display: flex;
-                align-items: center;
-                justify-content: center;
-                font-size: 26px;
-                box-shadow: 0 4px 24px rgba(0, 0, 0, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.45);
-                transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
-                z-index: 9999;
-                user-select: none;
-            }
-
-            .chat-widget-btn:hover {
-                transform: scale(1.08);
-                background: rgba(255, 255, 255, 0.28);
-                box-shadow: 0 6px 32px rgba(0, 0, 0, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.5);
-            }
-
-            /* ============================================================
-               CHAT PANEL
-               ============================================================ */
-
-            .chat-panel {
-                position: fixed;
-                bottom: 96px;
-                right: 24px;
-                width: 370px;
-                height: 520px;
-                background: rgba(255, 255, 255, 0.15);
-                backdrop-filter: blur(24px);
-                -webkit-backdrop-filter: blur(24px);
-                border: 1px solid rgba(255, 255, 255, 0.25);
-                border-radius: 18px;
-                box-shadow: 0 8px 40px rgba(0, 0, 0, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.3);
-                display: flex;
-                flex-direction: column;
-                overflow: hidden;
-                z-index: 9998;
-
-                /* Hidden by default */
-                opacity: 0;
-                pointer-events: none;
-                transform: scale(0.88) translateY(16px);
-                transform-origin: bottom right;
-                transition: opacity 0.25s ease, transform 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
-            }
-
-            .chat-panel.open {
-                opacity: 1;
-                pointer-events: all;
-                transform: scale(1) translateY(0);
-            }
-
-            /* ============================================================
-               HEADER
-               ============================================================ */
-
-            .chat-header {
-                background: rgba(102, 126, 234, 0.5);
-                backdrop-filter: blur(10px);
-                -webkit-backdrop-filter: blur(10px);
-                border-bottom: 1px solid rgba(255, 255, 255, 0.2);
-                color: white;
-                padding: 16px 20px;
-                border-radius: 18px 18px 0 0;
-                position: relative;
-                flex-shrink: 0;
-            }
-
-            .chat-header h1 {
-                font-size: 1.1rem;
-                font-weight: 600;
-                margin-bottom: 2px;
-                text-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
-            }
-
-            .chat-header p {
-                opacity: 0.85;
-                font-size: 0.78rem;
-                text-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
-            }
-
-            .chat-close-btn {
-                position: absolute;
-                top: 12px;
-                right: 14px;
-                background: rgba(255, 255, 255, 0.15);
-                border: 1px solid rgba(255, 255, 255, 0.25);
-                color: white;
-                font-size: 16px;
-                cursor: pointer;
-                opacity: 0.9;
-                width: 28px;
-                height: 28px;
-                border-radius: 50%;
-                display: flex;
-                align-items: center;
-                justify-content: center;
-                transition: opacity 0.15s, background 0.15s;
-            }
-
-            .chat-close-btn:hover {
-                opacity: 1;
-                background: rgba(255, 255, 255, 0.28);
-            }
-
-            /* ============================================================
-               MESSAGES
-               ============================================================ */
-
-            .chat-messages {
-                flex: 1;
-                padding: 14px;
-                overflow-y: auto;
-                background: rgba(255, 255, 255, 0.06);
-                display: flex;
-                flex-direction: column;
-                gap: 10px;
-            }
-
-            .chat-messages::before {
-                content: '';
-                flex: 1;
-            }
-
-            .chat-messages::-webkit-scrollbar {
-                width: 4px;
-            }
-
-            .chat-messages::-webkit-scrollbar-track {
-                background: transparent;
-            }
-
-            .chat-messages::-webkit-scrollbar-thumb {
-                background: rgba(255, 255, 255, 0.3);
-                border-radius: 2px;
-            }
-
-            .message {
-                display: flex;
-                align-items: flex-start;
-                gap: 8px;
-                max-width: 88%;
-                animation: slideIn 0.25s ease-out;
-            }
-
-            @keyframes slideIn {
-                from {
-                    opacity: 0;
-                    transform: translateY(8px);
-                }
-                to {
-                    opacity: 1;
-                    transform: translateY(0);
-                }
-            }
-
-            .message.user-message {
-                align-self: flex-end;
-                flex-direction: row-reverse;
-            }
-
-            .message.bot-message {
-                align-self: flex-start;
-            }
-
-            .message-avatar {
-                width: 28px;
-                height: 28px;
-                border-radius: 50%;
-                display: flex;
-                align-items: center;
-                justify-content: center;
-                font-size: 14px;
-                flex-shrink: 0;
-                border: 1px solid rgba(255, 255, 255, 0.3);
-            }
-
-            .user-message .message-avatar {
-                background: rgba(102, 126, 234, 0.6);
-            }
-
-            .bot-message .message-avatar {
-                background: rgba(255, 255, 255, 0.2);
-            }
-
-            .message-content {
-                padding: 9px 13px;
-                border-radius: 14px;
-                font-size: 13.5px;
-                line-height: 1.45;
-                backdrop-filter: blur(8px);
-                -webkit-backdrop-filter: blur(8px);
-            }
-
-            .user-message .message-content {
-                background: rgba(102, 126, 234, 0.75);
-                border: 1px solid rgba(255, 255, 255, 0.2);
-                color: white;
-                box-shadow: 0 2px 10px rgba(102, 126, 234, 0.3);
-            }
-
-            .bot-message .message-content {
-                background: rgba(255, 255, 255, 0.65);
-                border: 1px solid rgba(255, 255, 255, 0.5);
-                color: #1a1a2e;
-                box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
-            }
-
-            .message-content ul,
-            .message-content ol {
-                padding-left: 18px;
-            }
-
-            .message-content p {
-                margin-bottom: 6px;
-            }
-
-            .message-content p:last-child {
-                margin-bottom: 0;
-            }
-
-            .message-content h1,
-            .message-content h2,
-            .message-content h3 {
-                margin-top: 8px;
-                margin-bottom: 4px;
-            }
-
-            .debug-info {
-                font-size: 10px;
-                color: #6c757d;
-                margin-top: 6px;
-                padding: 5px 8px;
-                background: rgba(255, 255, 255, 0.4);
-                border-radius: 6px;
-                border: 1px solid rgba(255, 255, 255, 0.3);
-            }
-
-            /* ============================================================
-               TYPING INDICATOR
-               ============================================================ */
-
-            .typing-indicator {
-                display: none;
-                align-items: center;
-                gap: 5px;
-                padding: 5px 14px;
-                color: rgba(255, 255, 255, 0.75);
-                font-style: italic;
-                font-size: 12px;
-                background: rgba(255, 255, 255, 0.06);
-                flex-shrink: 0;
-            }
-
-            .typing-indicator.active {
-                display: flex;
-            }
-
-            .typing-dots {
-                display: flex;
-                gap: 3px;
-            }
-
-            .typing-dots span {
-                width: 5px;
-                height: 5px;
-                background: rgba(255, 255, 255, 0.6);
-                border-radius: 50%;
-                animation: typing 1.4s infinite;
-            }
-
-            .typing-dots span:nth-child(2) { animation-delay: 0.2s; }
-            .typing-dots span:nth-child(3) { animation-delay: 0.4s; }
-
-            @keyframes typing {
-                0%, 60%, 100% {
-                    transform: translateY(0);
-                    opacity: 0.35;
-                }
-                30% {
-                    transform: translateY(-6px);
-                    opacity: 1;
-                }
-            }
-
-            /* ============================================================
-               INPUT
-               ============================================================ */
-
-            .chat-input {
-                display: flex;
-                padding: 10px 12px;
-                border-top: 1px solid rgba(255, 255, 255, 0.15);
-                background: rgba(255, 255, 255, 0.1);
-                gap: 8px;
-                align-items: flex-end;
-                flex-shrink: 0;
-            }
-
-            .input-container {
-                flex: 1;
-            }
-
-            .chat-input textarea {
-                width: 100%;
-                padding: 9px 13px;
-                line-height: 1.4;
-                height: 38px;
-                max-height: 110px;
-                border: 1px solid rgba(255, 255, 255, 0.4);
-                border-radius: 18px;
-                font-size: 13.5px;
-                font-family: inherit;
-                outline: none;
-                transition: border-color 0.2s, background 0.2s;
-                overflow-y: auto;
-                resize: none;
-                scrollbar-width: none;
-                -ms-overflow-style: none;
-                background: rgba(255, 255, 255, 0.75);
-                color: #1a1a2e;
-            }
-
-            .chat-input textarea::-webkit-scrollbar {
-                display: none;
-            }
-
-            .chat-input textarea:focus {
-                border-color: rgba(255, 255, 255, 0.7);
-                background: rgba(255, 255, 255, 0.88);
-            }
-
-            .chat-input textarea::placeholder {
-                color: rgba(80, 80, 120, 0.55);
-            }
-
-            .send-button {
-                width: 38px;
-                height: 38px;
-                background: rgba(102, 126, 234, 0.8);
-                border: 1px solid rgba(255, 255, 255, 0.25);
-                color: white;
-                border-radius: 50%;
-                cursor: pointer;
-                display: flex;
-                align-items: center;
-                justify-content: center;
-                transition: background 0.2s, transform 0.1s;
-                font-size: 15px;
-                flex-shrink: 0;
-                backdrop-filter: blur(6px);
-                -webkit-backdrop-filter: blur(6px);
-            }
-
-            .send-button:hover {
-                background: rgba(102, 126, 234, 1);
-                transform: scale(1.06);
-            }
-
-            .send-button:disabled {
-                background: rgba(180, 180, 200, 0.4);
-                cursor: not-allowed;
-                transform: none;
-            }
-
-            /* ============================================================
-               ENVIRONMENT INFO
-               ============================================================ */
-
-            .environment-info {
-                position: fixed;
-                top: 12px;
-                right: 12px;
-                background: rgba(255, 255, 255, 0.2);
-                backdrop-filter: blur(10px);
-                -webkit-backdrop-filter: blur(10px);
-                padding: 6px 10px;
-                border-radius: 16px;
-                font-size: 11px;
-                color: white;
-                border: 1px solid rgba(255, 255, 255, 0.3);
-                z-index: 10000;
-            }
-
-            .environment-info.development {
-                background: rgba(144, 238, 144, 0.25);
-                border-color: rgba(144, 238, 144, 0.4);
-            }
-
-            .environment-info.production {
-                background: rgba(255, 100, 100, 0.25);
-                border-color: rgba(255, 100, 100, 0.4);
-            }
-
-            /* ============================================================
-               MOBILE
-               ============================================================ */
-
-            @media (max-width: 480px) {
-                .chat-panel {
-                    width: calc(100vw - 20px);
-                    height: 75vh;
-                    right: 10px;
-                    bottom: 86px;
-                }
-
-                .chat-widget-btn {
-                    bottom: 16px;
-                    right: 16px;
-                    width: 54px;
-                    height: 54px;
-                    font-size: 22px;
-                }
-            }
-        </style>
-    </head>
-
-    <body>
-        <!-- Environment indicator (debug mode only) -->
-        <div id="environmentInfo" class="environment-info" style="display: none;"></div>
-
-        <!-- Floating chat button -->
-        <div id="chatWidgetBtn" class="chat-widget-btn" onclick="toggleChat()">
-            <span id="chatBtnIcon">💬</span>
-        </div>
-
-        <!-- Chat panel -->
-        <div id="chatPanel" class="chat-panel">
-            <div class="chat-header">
-                <h1>Smart Chatbot</h1>
-                <button class="chat-close-btn" onclick="toggleChat()">✕</button>
-            </div>
-
-            <div class="chat-messages" id="messages"></div>
-
-            <div class="typing-indicator" id="typingIndicator">
-                <div class="message-avatar">🤖</div>
-                <div class="message-content" style="background: rgba(255,255,255,0.3); border: 1px solid rgba(255,255,255,0.4); color: white;">
-                    <div class="typing-dots">
-                        <span></span>
-                        <span></span>
-                        <span></span>
-                    </div>
-                </div>
-            </div>
-
-            <div class="chat-input">
-                <div class="input-container">
-                    <textarea id="messageInput" placeholder="Type your message..."></textarea>
-                </div>
-                <button class="send-button" id="sendButton" onclick="sendMessage()">
-                    ➤
-                </button>
-            </div>
-        </div>
-
-        <script>
-            let CONFIG = null;
-            let sessionId = null;
-            let isTyping = false;
-            let chatOpen = false;
-            let initialized = false;
-
-            function toggleChat() {
-                chatOpen = !chatOpen;
-                const panel = document.getElementById('chatPanel');
-                const icon = document.getElementById('chatBtnIcon');
-
-                if (chatOpen) {
-                    panel.classList.add('open');
-                    icon.textContent = '✕';
-                    if (!initialized) {
-                        initializeApp();
-                        initialized = true;
-                    } else {
-                        document.getElementById('messageInput').focus();
-                    }
-                } else {
-                    panel.classList.remove('open');
-                    icon.textContent = '💬';
-                }
-            }
-
-            function waitForConfig() {
-                return new Promise((resolve) => {
-                    const checkConfig = () => {
-                        if (window.ChatbotConfig) {
-                            CONFIG = window.ChatbotConfig;
-                            resolve(CONFIG);
-                        } else {
-                            setTimeout(checkConfig, 50);
-                        }
-                    };
-                    checkConfig();
-                });
-            }
-
-            async function initializeApp() {
-                try {
-                    CONFIG = await waitForConfig();
-                    console.log('✅ Configuration loaded successfully:', CONFIG);
-
-                    if (CONFIG.DEBUG) {
-                        const envInfo = document.getElementById('environmentInfo');
-                        envInfo.textContent = `Environment: ${CONFIG.ENVIRONMENT} | API: ${CONFIG.API_URL}`;
-                        envInfo.className = `environment-info ${CONFIG.DETECTED_ENVIRONMENT}`;
-                        envInfo.style.display = 'block';
-                    }
-
-                    addMessage('Hello! How can I help you today? 您好！今天我能为您做些什么？', 'bot');
-                    document.getElementById('messageInput').focus();
-
-                    if (CONFIG.DEBUG) {
-                        console.log('🤖 Chatbot initialized with configuration:', CONFIG);
-                    }
-                } catch (error) {
-                    console.error('❌ Failed to initialize chatbot:', error);
-                    addMessage('Configuration error. Please refresh the page.', 'bot');
-                }
-            }
-
-            function showTypingIndicator() {
-                const indicator = document.getElementById('typingIndicator');
-                indicator.classList.add('active');
-                scrollToBottom();
-            }
-
-            function hideTypingIndicator() {
-                const indicator = document.getElementById('typingIndicator');
-                indicator.classList.remove('active');
-            }
-
-            async function sendMessage() {
-                if (isTyping) return;
-
-                if (!CONFIG) {
-                    CONFIG = await waitForConfig();
-                }
-
-                const input = document.getElementById("messageInput");
-                const sendButton = document.getElementById("sendButton");
-                const message = input.value.trim();
-
-                if (!message) return;
-
-                isTyping = true;
-                input.disabled = true;
-                sendButton.disabled = true;
-
-                addMessage(message, 'user');
-                input.value = '';
-                input.style.height = '38px';
-
-                showTypingIndicator();
-
-                try {
-                    const requestBody = {message: message};
-                    if (sessionId) {
-                        requestBody.session_id = sessionId;
-                    }
-
-                    const response = await fetch(`${CONFIG.API_URL}/chat`, {
-                        method: 'POST',
-                        headers: {
-                            'Content-Type': 'application/json',
-                        },
-                        body: JSON.stringify(requestBody),
-                    });
-
-                    if (!response.ok) {
-                        throw new Error(`HTTP ${response.status}: ${response.statusText}`);
-                    }
-
-                    const data = await response.json();
-                    sessionId = data.session_id;
-
-                    hideTypingIndicator();
-
-                    let debugInfo = null;
-                    if (CONFIG.SHOW_DEBUG_INFO) {
-                        debugInfo = {
-                            intent: data.intent,
-                            confidence: data.confidence.toFixed(2),
-                            entities: data.entities,
-                        };
-
-                        if (data.debug_info) {
-                            debugInfo.language = data.debug_info.language;
-                            debugInfo.environment = data.debug_info.environment;
-                        }
-                    }
-
-                    addMessage(data.response, 'bot', debugInfo);
-
-                } catch (error) {
-                    hideTypingIndicator();
-
-                    if (CONFIG.DEBUG) {
-                        console.error('Chat request failed:', error);
-                        addMessage(`Error: ${error.message}`, 'bot');
-                    } else {
-                        addMessage('Sorry, I encountered an error. Please try again.', 'bot');
-                    }
-                } finally {
-                    isTyping = false;
-                    input.disabled = false;
-                    sendButton.disabled = false;
-                    input.focus();
-                }
-            }
-
-            function addMessage(text, sender, debug = null) {
-                const messagesDiv = document.getElementById('messages');
-                const messageDiv = document.createElement('div');
-                messageDiv.className = `message ${sender}-message`;
-
-                const avatar = document.createElement('div');
-                avatar.className = 'message-avatar';
-                avatar.textContent = sender === 'user' ? '👤' : '🤖';
-
-                const content = document.createElement('div');
-                content.className = 'message-content';
-                content.innerHTML = marked.parse(text);
-
-                if (debug) {
-                    const debugDiv = document.createElement('div');
-                    debugDiv.className = 'debug-info';
-
-                    let debugText = `Intent: ${debug.intent} (${debug.confidence})`;
-                    if (Object.keys(debug.entities).length > 0) {
-                        debugText += ` | Entities: ${JSON.stringify(debug.entities)}`;
-                    }
-                    if (debug.language) {
-                        debugText += ` | Language: ${debug.language}`;
-                    }
-                    if (debug.environment) {
-                        debugText += ` | Env: ${debug.environment}`;
-                    }
-
-                    debugDiv.textContent = debugText;
-                    content.appendChild(debugDiv);
-                }
-
-                messageDiv.appendChild(avatar);
-                messageDiv.appendChild(content);
-                messagesDiv.appendChild(messageDiv);
-
-                scrollToBottom();
-            }
-
-            function scrollToBottom() {
-                const messagesDiv = document.getElementById('messages');
-                messagesDiv.scrollTop = messagesDiv.scrollHeight;
-            }
-
-            document.getElementById('messageInput').addEventListener('keydown', function(e) {
-                if (e.key === 'Enter' && !e.shiftKey && !isTyping) {
-                    e.preventDefault();
-                    sendMessage();
-                }
-            });
-
-            document.getElementById('messageInput').addEventListener('input', function() {
-                this.style.height = '38px';
-                if (this.scrollHeight > 38) {
-                    this.style.height = this.scrollHeight + 'px';
-                }
-            });
-
-            window.addEventListener('error', function(e) {
-                if (e.message.includes('config.js')) {
-                    console.error('Failed to load configuration. Make sure to run: python scripts/build-frontend-config.py');
-                }
-            });
-
-            // Standalone demo: add gradient background so glassmorphism blur is visible.
-            // In iframe: body stays transparent so the host page background shows through.
-            if (window === window.top) {
-                document.body.style.background = 'linear-gradient(135deg, #667eea 0%, #764ba2 100%)';
-                document.body.style.minHeight = '100vh';
-            }
-        </script>
-    </body>
 </html>

scripts/build-frontend-config.py

@@ -57,6 +57,7 @@ class FrontendConfigBuilder:
             "ENVIRONMENT": os.getenv("ENVIRONMENT", environment),
             "CONFIDENCE_THRESHOLD": float(os.getenv("CONFIDENCE_THRESHOLD", "0.5")),
             "DEFAULT_LANGUAGE": os.getenv("DEFAULT_LANGUAGE", "en"),
+            "REQUEST_TIMEOUT_MS": int(os.getenv("REQUEST_TIMEOUT_MS") or 30000),
         }
 
         self.log(f"Loaded config for {environment}: API_URL={config['API_URL']}")
@@ -115,7 +116,7 @@ function detectEnvironment() {{
     const hostname = window.location.hostname;
     
     // Local development
-    if (hostname === 'localhost' || hostname === '127.0.0.1') {{
+    if (hostname === 'localhost' || hostname === '127.0.0.1' || hostname.endsWith('.local')) {{
         return 'development';
     }}
     
@@ -227,7 +228,7 @@ if (typeof module !== 'undefined' && module.exports) {{
         print("Next steps:")
         print("1. Review the generated frontend/config.js file")
         print("2. Test frontend locally")
-        print("3. Deploy frontend to Netlify")
+        print("3. Deploy frontend to Netlify or any other used frontend tools")
         print("4. The frontend will automatically use the correct environment!")
 
         return True