添加 IntelliJ IDEA 项目配置文件

backend/package.json

@@ -0,0 +1,67 @@
+{
+  "name": "niumall-backend",
+  "version": "1.0.0",
+  "description": "活牛采购智能数字化系统 - 后端服务",
+  "main": "src/app.js",
+  "scripts": {
+    "start": "node src/app.js",
+    "dev": "nodemon src/app.js",
+    "test": "jest",
+    "test:watch": "jest --watch",
+    "test:coverage": "jest --coverage",
+    "lint": "eslint src/",
+    "lint:fix": "eslint src/ --fix",
+    "format": "prettier --write src/",
+    "db:migrate": "sequelize-cli db:migrate",
+    "db:seed": "sequelize-cli db:seed:all",
+    "db:reset": "sequelize-cli db:migrate:undo:all && npm run db:migrate && npm run db:seed",
+    "pm2:start": "pm2 start ecosystem.config.js",
+    "pm2:stop": "pm2 stop ecosystem.config.js",
+    "pm2:restart": "pm2 restart ecosystem.config.js"
+  },
+  "keywords": [
+    "nodejs",
+    "express",
+    "api",
+    "cattle",
+    "procurement",
+    "digital",
+    "system"
+  ],
+  "author": "NiuMall Team",
+  "license": "MIT",
+  "dependencies": {
+    "express": "^4.18.2",
+    "sequelize": "^6.32.1",
+    "mysql2": "^3.6.0",
+    "redis": "^4.6.7",
+    "jsonwebtoken": "^9.0.2",
+    "bcryptjs": "^2.4.3",
+    "joi": "^17.9.2",
+    "multer": "^1.4.5-lts.1",
+    "winston": "^3.10.0",
+    "socket.io": "^4.7.2",
+    "cors": "^2.8.5",
+    "helmet": "^7.0.0",
+    "compression": "^1.7.4",
+    "express-rate-limit": "^6.8.1",
+    "dotenv": "^16.3.1",
+    "moment": "^2.29.4",
+    "uuid": "^9.0.0",
+    "lodash": "^4.17.21",
+    "axios": "^1.4.0"
+  },
+  "devDependencies": {
+    "nodemon": "^3.0.1",
+    "jest": "^29.6.2",
+    "supertest": "^6.3.3",
+    "eslint": "^8.45.0",
+    "prettier": "^3.0.0",
+    "sequelize-cli": "^6.6.1",
+    "pm2": "^5.3.0"
+  },
+  "engines": {
+    "node": ">=18.0.0",
+    "npm": ">=8.0.0"
+  }
+}