feat(P01): 迁移 Taro 小程序项目代码

- 迁移前端源码 (src/)
- 迁移后端服务 (server/)
- 迁移配置文件 (package.json, tsconfig.json 等)
- 更新需求概要文档
- 更新架构设计文档
- 更新接口定义文档
- 更新环境配置文档
- 创建测试目录结构和配置

项目技术栈:
- Taro 4.1.9 (跨端框架)
- React 18
- TypeScript
- NestJS (后端)
- Tailwind CSS 4
- shadcn/ui 组件库

projects/P01_errlens_app/tsconfig.json

@@ -0,0 +1,29 @@
+{
+  "compilerOptions": {
+    "target": "es2017",
+    "module": "ESNext",
+    "removeComments": false,
+    "preserveConstEnums": true,
+    "moduleResolution": "bundler",
+    "experimentalDecorators": true,
+    "noImplicitAny": false,
+    "allowSyntheticDefaultImports": true,
+    "outDir": "lib",
+    "noUnusedLocals": true,
+    "noUnusedParameters": true,
+    "strictNullChecks": true,
+    "sourceMap": true,
+    "rootDir": ".",
+    "jsx": "react-jsx",
+    "allowJs": true,
+    "resolveJsonModule": true,
+    "typeRoots": [
+      "node_modules/@types"
+    ],
+    "paths": {
+      "@/*": ["./src/*"]
+    }
+  },
+  "include": ["./src", "./types", "./config"],
+  "compileOnSave": false
+}