Ozone docker-compose file. Specify variables in a `./.env` file next to it

docker-compose.yml

services:
  postgres:
    image: postgres:alpine
    restart: unless-stopped
    healthcheck:
      test: pg_isready -h localhost -U $$POSTGRES_USER
      interval: 2s
      timeout: 5s
      retries: 10
    volumes:
      - "${DATA_DIR:?please set DATA_DIR in .env file}/postgres:/var/lib/postgresql/data:rw"
    environment:
      POSTGRES_USER: ${POSTGRES_USER}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
      POSTGRES_DB: ${POSTGRES_DB}

  ozone:
    build:
      context: .
    # image: ghcr.io/bluesky-social/ozone:0.1
    restart: unless-stopped
    links:
      - postgres:db
    ports:
      - "0.0.0.0:63000:3000"
    environment:
      OZONE_SERVER_DID: ${OZONE_SERVER_DID}
      OZONE_PUBLIC_URL: https://${OZONE_HOSTNAME}
      OZONE_ADMIN_DIDS: ${OZONE_ADMIN_DIDS}
      OZONE_ADMIN_PASSWORD: ${OZONE_ADMIN_PASSWORD}
      OZONE_SIGNING_KEY_HEX: ${OZONE_SIGNING_KEY_HEX}
      OZONE_DID_PLC_URL: ${OZONE_DID_PLC_URL}
      OZONE_APPVIEW_URL: ${OZONE_APPVIEW_URL}
      OZONE_APPVIEW_DID: ${OZONE_APPVIEW_DID}
      OZONE_DB_POSTGRES_URL: postgresql://${POSTGRES_USER}:${POSTGRES_PASSWORD}@db:5432/${POSTGRES_DB}
      OZONE_DB_MIGRATE: 1
      LOG_ENABLED: 1