feat: 建立监控告警体系和生产环境配置

阶段三：建立监控告警体系
- 集成Sentry错误监控：安装依赖，创建配置文件，初始化Sentry
- 配置性能监控：创建监控工具类，实现健康检查API
- 更新环境变量模板，添加Sentry和数据库配置

阶段四：配置生产环境
- 创建生产环境变量模板
- 创建Dockerfile和docker-compose.prod.yml
- 创建备份和恢复脚本
- 设置脚本执行权限

docker-compose.prod.yml

@@ -0,0 +1,30 @@
+version: '3.8'
+
+services:
+  app:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    container_name: novalon-website
+    ports:
+      - "3000:3000"
+    environment:
+      - NODE_ENV=production
+    env_file:
+      - .env.production
+    volumes:
+      - ./data:/app/data
+      - ./uploads:/app/uploads
+    restart: unless-stopped
+    healthcheck:
+      test: ["CMD", "wget", "--no-verbose", "--tries=1", "--spider", "http://localhost:3000/api/health"]
+      interval: 30s
+      timeout: 10s
+      retries: 3
+      start_period: 40s
+    networks:
+      - novalon-network
+
+networks:
+  novalon-network:
+    driver: bridge