Docker Compose for Go services in development

docker-compose.yml

version: '3.7'

services:
  app:
    command: tail -f /dev/null
    image: golang:1.12.6-stretch
    ports:
      - 8000:8000
    volumes:
      # This is go modules cache, without it you will have to
      # re-download all dependencies after restarting container
      - modules:/go/pkg/mod/cache
      - ./:/code:cached
    working_dir: /code
    

volumes:
  modules:
    driver: local