docker-compose.yml

version: '3.7'
services:
  phoenix:
    container_name: ${COMPOSE_PROJECT_NAME}
    image: ${COMPOSE_PROJECT_NAME}
    build:
      context: .
      dockerfile: ./Dockerfile
      args:
        USER_NAME:  ${USER_NAME:-elixir}
        GROUP_NAME: ${GROUP_NAME:-elixir}
        USER_UID:   ${USER_UID:-40759}
        USER_GID:   ${USER_GID:-40759}
        LANGUAGE:   ${LANGUAGE:-en_US}
    expose:
      - ${PORT:-4000}
    restart: unless-stopped
    volumes:
      - ./data/${APP_DIRECTORY:-app}:/home/${USER_NAME:-elixir}/${APP_DIRECTORY:-app}
    env_file:
      - .env
    hostname: ${DOMAIN}
    environment:
      LETSENCRYPT_HOST:  ${DOMAIN}
      LETSENCRYPT_EMAIL: ${LETSENCRYPT_EMAIL}
      VIRTUAL_HOST:      ${DOMAIN}
      VIRTUAL_PORT:      ${PORT:-4000}
      TITLE:             ${TITLE:-${APP_NAME:-app}}
      DOMAIN:            ${DOMAIN}
      GIT_REPO:          ${GIT_REPO}
      APP_NAME:          ${APP_NAME:-app}
      APP_DIRECTORY:     ${APP_DIRECTORY:-app}
      ERLANG_NAME:       ${ERLANG_NAME:-app}
      ERLANG_COOKIE:     ${ERLANG_COOKIE:-app}
      PGUSER:            ${PGUSER:-postgres}
      PGPASSWORD:        ${PGPASSWORD:-postgres}
      PGDATABASE:        ${PGDATABASE:-${APP_NAME:-app}}
      PGPORT:            ${PGPORT:-5432}
      PGHOST:            ${PGHOST:-psql.${DOMAIN}}
      MIX_ENV:           ${MIX_ENV:-dev}
      DATABASE_URL:      ecto://${PGUSER:-postgres}:${PGPASSWORD:-postgres}@${PGHOST:-psql.${DOMAIN}}:${PGPORT:-5432}/${PGDATABASE:-${APP_NAME:-app}}
    networks:
      - default
networks:
  default:
    external:
      name: nginx-proxy