docker-composeの設定を更新し、dbサービスの再起動ポリシーを「always」に変更。開発環境の再起動ポリシーを「no」に設定。

docker-compose.override.yml

@@ -9,9 +9,11 @@ services:
       - "3000:3000"
     environment:
       NODE_ENV: development
+    restart: no
   db:
     volumes:
       - db-store:/var/lib/mysql
+    restart: no
 
 volumes:
   db-store:

docker-compose.yml

@@ -17,6 +17,7 @@ services:
     volumes:
       - ./public/thumbnails:/app/public/thumbnails
       - ./logs/app:/app/logs
+    restart: always
   db:
     image: mysql:8.0
     volumes:
@@ -31,6 +32,7 @@ services:
       TZ: ${TZ}
     ports:
       - ${DB_PORT}:3306
+    restart: always
 
 volumes:
   db-store-prodcution: