feat(auth): 实现用户认证状态持久化及权限控制优化

- 新增 pinia-plugin-persistedstate 实现用户状态本地存储
- 重构 API 响应类型为统一模块管理
- 优化路由守卫逻辑，支持 token 自动登录
- 修复权限检查逻辑错误，调整 AI 聊天页访问权限
- 新增用户信息获取接口及类型定义

bun.lock

@@ -8,6 +8,7 @@
         "@arco-design/web-vue": "^2.57.0",
         "axios": "^1.13.2",
         "pinia": "^3.0.4",
+        "pinia-plugin-persistedstate": "^4.7.1",
         "vue": "^3.5.24",
         "vue-router": "4",
       },
@@ -205,6 +206,8 @@
 
     "dayjs": ["dayjs@1.11.19", "", {}, "sha512-t5EcLVS6QPBNqM2z8fakk/NKel+Xzshgt8FFKAn+qwlD1pzZWxh0nVCrvFK7ZDb6XucZeF9z8C7CBWTRIVApAw=="],
 
+    "defu": ["defu@6.1.4", "https://registry.npmmirror.com/defu/-/defu-6.1.4.tgz", {}, "sha512-mEQCMmwJu317oSz8CwdIOdwf3xMif1ttiM8LTufzc3g6kR+9Pe236twL8j3IYT1F7GfRgGcW6MWxzZjLIkuHIg=="],
+
     "delayed-stream": ["delayed-stream@1.0.0", "", {}, "sha512-ZySD7Nf91aLB0RxL4KGrKHBXl7Eds1DAmEdcoVawXnLD7SDhpNgtuII2aAkg7a7QS41jxPSZ17p4VdGnMHk3MQ=="],
 
     "detect-libc": ["detect-libc@2.1.2", "", {}, "sha512-Btj2BOOO83o3WyH59e8MgXsxEQVcarkUOpEYrubB0urwnN10yQ364rsiByU11nZlqWYZm05i/of7io4mzihBtQ=="],
@@ -333,6 +336,8 @@
 
     "pinia": ["pinia@3.0.4", "", { "dependencies": { "@vue/devtools-api": "^7.7.7" }, "peerDependencies": { "typescript": ">=4.5.0", "vue": "^3.5.11" }, "optionalPeers": ["typescript"] }, "sha512-l7pqLUFTI/+ESXn6k3nu30ZIzW5E2WZF/LaHJEpoq6ElcLD+wduZoB2kBN19du6K/4FDpPMazY2wJr+IndBtQw=="],
 
+    "pinia-plugin-persistedstate": ["pinia-plugin-persistedstate@4.7.1", "https://registry.npmmirror.com/pinia-plugin-persistedstate/-/pinia-plugin-persistedstate-4.7.1.tgz", { "dependencies": { "defu": "^6.1.4" }, "peerDependencies": { "@nuxt/kit": ">=3.0.0", "@pinia/nuxt": ">=0.10.0", "pinia": ">=3.0.0" }, "optionalPeers": ["@nuxt/kit", "@pinia/nuxt", "pinia"] }, "sha512-WHOqh2esDlR3eAaknPbqXrkkj0D24h8shrDPqysgCFR6ghqP/fpFfJmMPJp0gETHsvrh9YNNg6dQfo2OEtDnIQ=="],
+
     "postcss": ["postcss@8.5.6", "", { "dependencies": { "nanoid": "^3.3.11", "picocolors": "^1.1.1", "source-map-js": "^1.2.1" } }, "sha512-3Ybi1tAuwAP9s0r1UQ2J4n5Y0G05bJkpUIO0/bI9MhwmD70S5aTWbXGBwxHrelT+XM1k6dM0pk+SwNkpTRN7Pg=="],
 
     "proxy-from-env": ["proxy-from-env@1.1.0", "", {}, "sha512-D+zkORCbA9f1tdWRK0RaCR3GPv50cMxcrz4X8k5LTSUD1Dkw47mKJEZQNunItRTkWwgtaUSo1RVFRIG9ZXiFYg=="],