Docker ?

# docker network create app-net # docker run -d --name db --network app-net postgres:15
docker run -d --name web --network app-net -p 8080:80 myapp # web db
# : postgresql://user:pass@db:5432/mydb

# compose.yml
services: web: build:. ports: - "8080:80" depends_on: - db - redis environment: - DB_HOST=db - REDIS_HOST=redis db: image: postgres:15 environment: - POSTGRES_PASSWORD=secret redis: image: redis:7-alpine # Compose,

# docker run -d --network host nginx # # -p

# Swarm()
docker swarm init # overlay docker network create --driver overlay my-overlay # overlay