docker-compose.yml.tt

version: '3'

services:
  db:
    image: postgres:12-alpine
    environment:
      PGPASSWORD_SUPERUSER: postgres
      PGPASSWORD_ADMIN: postgres
      PGPASSWORD_STANDBY: postgres
    ports:
      - "5432:5432"

  backend:
    build:
      context: ./backend
      dockerfile: Dockerfile.dev
    command: ash -c "rm -f tmp/pids/server.pid && bundle exec rails s -b 0.0.0.0"
    depends_on:
      - db
    ports:
      - "8080:3000"
    environment:
      DATABASE_URL: postgresql://postgres@db/<%= app_name %>_development
      REDIS_URL: redis://redis:6379/
      RAILS_SERVE_STATIC_FILES: "true"
      RAILS_LOG_TO_STDOUT: "true"
      RAILS_ENV: development
      HOST: 'http://localhost:8080'
    volumes:
      - ./backend:/app