更新

static/frontend/js/websocket.js

@@ -747,8 +747,16 @@ function initializeWebSocket(token) {
       case 'error':
         // 錯誤訊息
         console.error('❌ 後端錯誤:', data.message);
-        setState('idle');
-        showErrorNotification(data.message);
+
+        const messageText = data && typeof data.message === 'string' ? data.message : '';
+        const isEnvSnapshotWarning = messageText.includes('env_snapshot');
+
+        if (!isEnvSnapshotWarning) {
+          setState('idle');
+          showErrorNotification(messageText || '系統發生未知錯誤');
+        } else {
+          console.warn('⚠️ 後端尚未支援 env_snapshot，忽略此警告');
+        }
         break;
 
       case 'voice_login_result':
@@ -777,6 +785,14 @@ function initializeWebSocket(token) {
         console.log('✅ 語音綁定完成（已更新本地狀態）');
         break;
 
+      case 'env_ack':
+        if (data.success) {
+          console.log('🧭 環境快照已同步，Geohash:', data.geohash_7, 'Heading:', data.heading);
+        } else {
+          console.warn('⚠️ 環境快照同步失敗:', data.error);
+        }
+        break;
+
       default:
         console.log('🔍 未處理的訊息類型:', data.type);
     }

tests/frontend/test_websocket_syntax.py

@@ -0,0 +1,19 @@
+import os
+import subprocess
+from pathlib import Path
+
+
+def test_websocket_js_has_no_syntax_errors():
+    root = Path(__file__).resolve().parents[2]
+    js_path = root / "static" / "frontend" / "js" / "websocket.js"
+
+    result = subprocess.run(
+        ["node", "--check", str(js_path)],
+        capture_output=True,
+        text=True,
+        env=os.environ,
+    )
+
+    assert result.returncode == 0, (
+        f"websocket.js has syntax errors: {result.stderr.strip() or result.stdout.strip()}"
+    )