feat: 更新认证逻辑，支持通过openid查找或创建用户，并调整JWT负载字段

frontend/package-lock.json

@@ -66,6 +66,7 @@
       },
       "devDependencies": {
         "@tailwindcss/vite": "4.1.12",
+        "@types/node": "^22.0.0",
         "@vitejs/plugin-basic-ssl": "^2.2.0",
         "@vitejs/plugin-react": "4.7.0",
         "tailwindcss": "4.1.12",
@@ -3349,6 +3350,16 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/@types/node": {
+      "version": "22.19.19",
+      "resolved": "https://registry.npmmirror.com/@types/node/-/node-22.19.19.tgz",
+      "integrity": "sha512-dyh/xO2Fh5bYrfWaaqGrRQQGkNdmYw6AmaAUvYeUMNTWQtvb796ikLdmTchRmOlOiIJ1TDXfWgVx1QkUlQ6Hew==",
+      "devOptional": true,
+      "license": "MIT",
+      "dependencies": {
+        "undici-types": "~6.21.0"
+      }
+    },
     "node_modules/@types/parse-json": {
       "version": "4.0.2",
       "resolved": "https://registry.npmjs.org/@types/parse-json/-/parse-json-4.0.2.tgz",
@@ -5313,6 +5324,13 @@
         "url": "https://github.com/sponsors/Wombosvideo"
       }
     },
+    "node_modules/undici-types": {
+      "version": "6.21.0",
+      "resolved": "https://registry.npmmirror.com/undici-types/-/undici-types-6.21.0.tgz",
+      "integrity": "sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==",
+      "devOptional": true,
+      "license": "MIT"
+    },
     "node_modules/update-browserslist-db": {
       "version": "1.2.3",
       "resolved": "https://registry.npmjs.org/update-browserslist-db/-/update-browserslist-db-1.2.3.tgz",

frontend/src/app/pages/LoginPage.tsx

@@ -27,9 +27,9 @@ export function LoginPage() {
       if (tokenFromUrl !== oldToken) {
         const payload = decodeToken(tokenFromUrl);
         setTokenAndUser(tokenFromUrl, {
-          id: payload.sub,
+          id: String(payload.uid),
           openid: payload.openid,
-          phone: payload.mobile,
+          phone: payload.phone,
         });
       } else {
         // token 没变，确保 localStorage 有数据

frontend/src/app/services/api.ts

@@ -55,9 +55,9 @@ async function fetchApi<T>(path: string, options: RequestInit = {}): Promise<T>
 // ─── Auth ───
 
 export interface TokenPayload {
-  sub: string;     // user_id
+  uid: number;
   openid: string;
-  mobile: string;
+  phone: string;
   exp: number;
 }