feat: 增加测试覆盖率并优化代码质量

test: 添加单元测试和端到端测试
refactor: 重构登录页面和上传模块
ci: 更新测试覆盖率阈值至42%
build: 添加测试相关依赖
docs: 更新测试文档
style: 修复代码格式问题

package.json

@@ -68,6 +68,7 @@
   },
   "devDependencies": {
     "@axe-core/playwright": "^4.11.1",
+    "@eslint/eslintrc": "^3.3.5",
     "@tailwindcss/postcss": "^4",
     "@testing-library/jest-dom": "^6.9.1",
     "@testing-library/react": "^16.3.2",
@@ -79,10 +80,14 @@
     "@types/node": "^20",
     "@types/react": "^19",
     "@types/react-dom": "^19",
+    "@typescript-eslint/eslint-plugin": "^8.57.0",
+    "@typescript-eslint/parser": "^8.57.0",
     "chrome-launcher": "^1.2.1",
     "drizzle-kit": "^0.31.9",
-    "eslint": "^10.0.2",
+    "eslint": "^8.57.1",
     "eslint-config-next": "^0.2.4",
+    "eslint-plugin-react": "^7.37.5",
+    "eslint-plugin-react-hooks": "^7.0.1",
     "jest": "^30.2.0",
     "jest-environment-jsdom": "^30.2.0",
     "k6": "^0.0.0",