refactor: remove API proxy route and simplify WebSocket connection by eliminating HTTPS-specific logic.

Author: hasmokan

frontend/src/app/api/[...path]/route.ts

@@ -3,46 +3,17 @@
  * 用于 ModelScope 等不支持环境变量的部署环境
  */
 
-// 后端服务器地址（用于服务端代理）
-export const BACKEND_URL = 'http://83.229.126.150:3001'
-
-/**
- * 检测是否在 HTTPS 环境
- */
-function isHttpsEnv(): boolean {
-  if (typeof window === 'undefined') return false
-  return window.location.protocol === 'https:'
-}
-
-/**
- * 获取 API URL
- * HTTPS 环境使用相对路径（走 Next.js 代理），HTTP 环境直接请求
- */
-export function getApiUrl(): string {
-  return isHttpsEnv() ? '' : BACKEND_URL
-}
+export const ENV_CONFIG = {
+  // 后端 API 地址
+  API_URL: 'https://turing.kinaz.me',
 
-/**
- * 获取 WebSocket URL
- * HTTPS 环境禁用（返回空），HTTP 环境直接连接
- */
-export function getWsUrl(): string {
-  return isHttpsEnv() ? '' : 'ws://83.229.126.150:3001'
-}
+  // WebSocket 地址
+  WS_URL: 'wss://turing.kinaz.me',
 
-export const ENV_CONFIG = {
-  // 视觉模型 API 配置（阶跃星辰）- 已经是 HTTPS，无需代理
+  // 视觉模型 API 配置（阶跃星辰）
   VISION_API_URL: 'https://api.stepfun.com/v1',
   VISION_API_KEY: '4FlSdYVfkMrcVqaex9PXjLUOg8b3MazJ8GdY993DymL6sN3DwEYW39HwuowYdn7xC',
   VISION_MODEL: 'step-1o-turbo-vision',
-
-  // 兼容旧代码的 getter
-  get API_URL() {
-    return getApiUrl()
-  },
-  get WS_URL() {
-    return getWsUrl()
-  },
 } as const
 
 export default ENV_CONFIG

frontend/src/config/env.ts

@@ -148,26 +148,15 @@ export function useWebSocket({ url, roomId, enabled = true }: UseWebSocketOption
   useEffect(() => {
     if (!enabled || !roomId) return
 
-    // 检测是否在 HTTPS 环境
-    const isHttps = typeof window !== 'undefined' && window.location.protocol === 'https:'
+    const socketUrl = url || ENV_CONFIG.WS_URL
 
-    // HTTPS 环境使用相对路径（走代理），强制使用轮询模式
-    // HTTP 环境直接连接后端，优先使用 WebSocket
-    const socketUrl = isHttps ? '' : (url || ENV_CONFIG.WS_URL)
-    const transports: ('websocket' | 'polling')[] = isHttps ? ['polling'] : ['websocket', 'polling']
-
-    console.log('[WS] Connecting to:', socketUrl || '(relative path)', 'Room:', roomId, 'Transports:', transports)
+    console.log('[WS] Connecting to:', socketUrl, 'Room:', roomId)
 
     socketRef.current = io(socketUrl, {
-      transports,
+      transports: ['websocket', 'polling'],
       reconnection: true,
       reconnectionDelay: 1000,
       reconnectionAttempts: 5,
-      // HTTPS 环境下的额外配置
-      ...(isHttps && {
-        path: '/socket.io',
-        withCredentials: false,
-      }),
     })
 
     const socket = socketRef.current