更新文件结构，统一文档格式

backend/docker-compose.yml

@@ -16,7 +16,7 @@ services:
       - ./scripts/init-database.sql:/docker-entrypoint-initdb.d/init.sql
     restart: unless-stopped
     healthcheck:
-      test: ["CMD", "mysqladmin", "ping", "-h", "localhost", "-u", "root", "-p$$MYSQL_ROOT_PASSWORD"]
+      test: ["CMD", "mysqladmin", "ping", "-h", "mysql.jiebanke.com", "-u", "root", "-p$$MYSQL_ROOT_PASSWORD"]
       interval: 10s
       timeout: 5s
       retries: 3