🔥(compose) remove app and celery services

`app` and `celery` services are not used when we run the compose
configuration. The compose file is only used for development purpose.

docker-compose.yml

@@ -98,40 +98,6 @@ services:
     depends_on:
       - app-dev
 
-  app:
-    build:
-      context: .
-      target: backend-production
-      args:
-        DOCKER_USER: ${DOCKER_USER:-1000}
-    user: ${DOCKER_USER:-1000}
-    image: impress:backend-production
-    environment:
-      - DJANGO_CONFIGURATION=Demo
-    env_file:
-      - env.d/development/common
-      - env.d/development/postgresql
-    depends_on:
-      postgresql:
-        condition: service_healthy
-        restart: true
-      redis:
-        condition: service_started
-      minio:
-        condition: service_started
-
-  celery:
-    user: ${DOCKER_USER:-1000}
-    image: impress:backend-production
-    command: ["celery", "-A", "impress.celery_app", "worker", "-l", "INFO"]
-    environment:
-      - DJANGO_CONFIGURATION=Demo
-    env_file:
-      - env.d/development/common
-      - env.d/development/postgresql
-    depends_on:
-      - app
-
   nginx:
     image: nginx:1.25
     ports: