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backend/.env.example

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+# 服务器配置
+NODE_ENV=development
+PORT=3000
+HOST=0.0.0.0
+
+# 数据库配置
+MONGODB_URI=mongodb://localhost:27017/jiebanke
+MONGODB_URI_TEST=mongodb://localhost:27017/jiebanke_test
+
+# JWT配置
+JWT_SECRET=your-super-secret-jwt-key-change-this-in-production
+JWT_EXPIRE=7d
+
+# 微信配置
+WECHAT_APPID=your-wechat-appid
+WECHAT_SECRET=your-wechat-secret
+
+# 文件上传配置
+UPLOAD_MAX_SIZE=10485760
+UPLOAD_ALLOWED_TYPES=image/jpeg,image/png,image/gif
+
+# 邮件配置（可选）
+SMTP_HOST=smtp.gmail.com
+SMTP_PORT=587
+SMTP_USER=your-email@gmail.com
+SMTP_PASS=your-email-password
+
+# Redis配置（可选）
+REDIS_HOST=localhost
+REDIS_PORT=6379
+REDIS_PASSWORD=
+
+# 第三方API配置
+MAP_API_KEY=your-map-api-key
+SMS_API_KEY=your-sms-api-key
+
+# 调试配置
+DEBUG=jiebanke:*
+LOG_LEVEL=info