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# compose.yaml with profiles and scaling services: db: image: postgres:16-alpine environment: POSTGRES_PASSWORD: secret volumes: - pgdata:/var/lib/postgresql/data healthcheck: test: ["CMD","pg_isready"] interval: 5s retries: 10 api: build: . expose: - "3000" environment: DATABASE_URL: postgres://postgres:secret@db:5432/postgres depends_on: db: condition: service_healthy nginx: image: nginx:alpine ports: - "80:80" volumes: - ./nginx.conf:/etc/nginx/conf.d/default.conf:ro depends_on: - api pgadmin: image: dpage/pgadmin4 profiles: [debug] ports: - "5050:80" environment: PGADMIN_DEFAULT_EMAIL: admin@local.dev PGADMIN_DEFAULT_PASSWORD: admin volumes: pgdata: # Scale api to 3 instances # docker compose up --scale api=3 -d # Activate debug profile # docker compose --profile debug up -d
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