feat(ui): 支持 Auto Edit 运行时切换立即生效

- 添加 config_update WebSocket 消息类型
- setAutoApprove 切换时立即发送配置更新到服务端
- 服务端实时更新会话的 auto-approve 配置

packages/server/src/ws.ts

@@ -7,7 +7,7 @@
 import type { WSContext } from 'hono/ws';
 import { getSessionManager } from './session/manager.js';
 import { processMessage, cancelProcessing } from './agent/index.js';
-import { handlePermissionResponse } from './permission/handler.js';
+import { handlePermissionResponse, setSessionAutoApprove } from './permission/handler.js';
 import type { ClientMessage, ServerMessage } from './types.js';
 
 // 存储活跃的 WebSocket 连接
@@ -156,6 +156,22 @@ export async function handleWebSocketMessage(
         break;
       }
 
+      case 'config_update': {
+        // 实时配置更新（如 Auto Edit 开关）
+        const autoApprove = message.payload?.autoApprove;
+        if (typeof autoApprove === 'boolean') {
+          if (autoApprove) {
+            setSessionAutoApprove(sessionId, {
+              file: { write: 'allow', edit: 'allow' },
+            });
+          } else {
+            setSessionAutoApprove(sessionId, null);
+          }
+          console.log(`[WS] Config updated for session ${sessionId}: autoApprove=${autoApprove}`);
+        }
+        break;
+      }
+
       default:
         ws.send(
           JSON.stringify({