feat: AIHR 智能人力资源管理系统初始提交

- 员工花名册管理（加密存储、导入导出）
- 薪酬管理（发薪批次、薪酬模版、加班费计算、工资条）
- 社保公积金（多城市配置、版本管理、基数调整）
- 解聘管理（6步流程、证据链、工作交接）
- AI 助手（合同审查、风险预测、RAG 知识库）
- Dashboard 仪表盘
- 设置与通知

backend/package.json

@@ -0,0 +1,48 @@
+{
+  "name": "hr-compliance-backend",
+  "private": true,
+  "version": "1.0.0",
+  "type": "module",
+  "scripts": {
+    "dev": "tsx watch src/index.ts",
+    "build": "tsc",
+    "start": "node dist/index.js",
+    "prisma:generate": "prisma generate",
+    "prisma:migrate": "prisma migrate dev",
+    "prisma:seed": "tsx prisma/seed.ts"
+  },
+  "dependencies": {
+    "@prisma/client": "^5.18.0",
+    "@types/multer": "^2.2.0",
+    "bcryptjs": "^2.4.3",
+    "compression": "^1.7.4",
+    "cors": "^2.8.5",
+    "exceljs": "^4.4.0",
+    "express": "^4.19.0",
+    "express-rate-limit": "^7.4.0",
+    "helmet": "^7.1.0",
+    "jsonwebtoken": "^9.0.2",
+    "morgan": "^1.10.0",
+    "multer": "^2.2.0",
+    "node-cron": "^3.0.3",
+    "openai": "^6.48.0",
+    "uuid": "^10.0.0",
+    "xlsx": "^0.18.5",
+    "zod": "^3.23.0"
+  },
+  "devDependencies": {
+    "@types/bcryptjs": "^2.4.6",
+    "@types/compression": "^1.7.5",
+    "@types/cors": "^2.8.17",
+    "@types/express": "^4.17.21",
+    "@types/jsonwebtoken": "^9.0.6",
+    "@types/morgan": "^1.9.9",
+    "@types/node": "^20.14.0",
+    "@types/node-cron": "^3.0.11",
+    "@types/uuid": "^10.0.0",
+    "prisma": "^5.18.0",
+    "ts-node-dev": "^2.0.0",
+    "tsx": "^4.23.1",
+    "typescript": "^5.5.0"
+  }
+}