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redis: image: redis:7-alpine

services: app: depends_on: db: condition: service_healthy db: image: postgres healthcheck: test: ["CMD-SHELL", "pg_isready -U postgres"] interval: 5s retries: 5 a developer's essential guide to docker compose pdf

db: image: postgres:15 volumes: - postgres_data:/var/lib/postgresql/data environment: POSTGRES_PASSWORD: example "http://localhost:3000/health"] interval: 30s

Start with debug tools: docker compose --profile debug up a developer's essential guide to docker compose pdf

docker compose -f docker-compose.yml -f docker-compose.prod.yml up

version: '3.8' services: api: build: ./app ports: - "3000:3000" environment: - DB_HOST=db - REDIS_HOST=redis depends_on: db: condition: service_healthy healthcheck: test: ["CMD", "curl", "-f", "http://localhost:3000/health"] interval: 30s