fixed a few small warnings

docker-compose.yml

@@ -1,26 +1,24 @@
 services:
-  # mysql:
-  #   image: mysql:8.0
-  #   container_name: membership_mysql
-  #   restart: unless-stopped
-  #   environment:
-  #     MYSQL_ROOT_PASSWORD: ${DATABASE_PASSWORD:-secure_root_password_change_this}
-  #     MYSQL_DATABASE: ${DATABASE_NAME:-membership_db}
-  #     MYSQL_USER: ${DATABASE_USER:-membership_user}
-  #     MYSQL_PASSWORD: ${DATABASE_PASSWORD:-secure_password_change_this}
-  #   # No external port exposure - database only accessible on private network
-  #   expose:
-  #     - "3306"
-  #   volumes:
-  #     - mysql_data:/var/lib/mysql
-  #   networks:
-  #     - membership_private
-  #   healthcheck:
-  #     test: ["CMD", "mysqladmin", "ping", "-h", "localhost"]
-  #     start_period: 10s
-  #     interval: 5s
-  #     timeout: 5s
-  #     retries: 10
+  #mysql:
+  #  image: mysql:8.0
+  #  container_name: membership_mysql
+  #  restart: unless-stopped
+  #  environment:
+  #    MYSQL_ROOT_PASSWORD: ${DATABASE_PASSWORD:-secure_root_password_change_this}
+  #    MYSQL_DATABASE: ${DATABASE_NAME:-membership_db}
+  #    MYSQL_USER: ${DATABASE_USER:-membership_user}
+  #    MYSQL_PASSWORD: ${DATABASE_PASSWORD:-secure_password_change_this}
+  #  # No external port exposure - database only accessible on private network
+  #  expose:
+  #    - "3306"
+  #  volumes:
+  #    - mysql_data:/var/lib/mysql
+  #  healthcheck:
+  #    test: ["CMD", "mysqladmin", "ping", "-h", "localhost"]
+  #    start_period: 10s
+  #    interval: 5s
+  #    timeout: 5s
+  #    retries: 10
 
   backend:
     build: