feat: 更新数据库配置并添加同步脚本

将数据库配置从本地MariaDB切换为腾讯云MySQL
添加数据库同步脚本命令到package.json
禁用数据库自动同步功能

src/database/database.module.ts

@@ -19,7 +19,7 @@ import { CrawlInfoAdd } from '../crawler/entities/crawl-info-add.entity';
         password: configService.get<string>('DATABASE_PASSWORD', 'root'),
         database: configService.get<string>('DATABASE_NAME', 'bidding'),
         entities: [BidItem, Keyword, AiRecommendation, CrawlInfoAdd],
-        synchronize: configService.get<boolean>('DATABASE_SYNCHRONIZE', true),
+        synchronize: false,
       }),
     }),
   ],