Docker Compose 雛形生成

よく使う構成のプリセットから docker-compose.yml を生成します。コピーして調整するだけで始められます。

プリセット

プロジェクト名

イメージ名

Postgres/MySQL パスワード

Redis パスワード

生成された docker-compose.yml

name: myapp

services:
  app:
    image: ghcr.io/owner/myapp:latest
    restart: unless-stopped
    depends_on:
      postgres:
        condition: service_healthy
      redis:
        condition: service_healthy
    environment:
      NODE_ENV: production
      DATABASE_URL: postgresql://app:change_me@postgres:5432/app
      REDIS_URL: redis://:change_me@redis:6379
    ports:
      - "3000:3000"
    healthcheck:
      test: ["CMD", "node", "-e", "fetch('http://localhost:3000/api/health').then(r=>process.exit(r.ok?0:1))"]
      interval: 30s
      timeout: 5s
      retries: 3

  postgres:
    image: postgres:16-alpine
    restart: unless-stopped
    environment:
      POSTGRES_USER: app
      POSTGRES_DB: app
      POSTGRES_PASSWORD: change_me
    volumes:
      - pg_data:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U app"]
      interval: 10s
      timeout: 5s
      retries: 5

  redis:
    image: redis:7-alpine
    restart: unless-stopped
    command: ["redis-server", "--requirepass", "change_me"]
    volumes:
      - redis_data:/data
    healthcheck:
      test: ["CMD", "redis-cli", "-a", "change_me", "--no-auth-warning", "PING"]
      interval: 10s
      timeout: 5s
      retries: 5

volumes:
  pg_data:
  redis_data: