version: '3.8'

volumes:
  ddon-psql-data:

services:
  psql:
    container_name: ddon-psql
    image: postgres:16-alpine
    ports:
      - "5432:5432"
    restart: no
    volumes:
      - ddon-psql-data:/var/lib/postgresql/data
#      - $PWD/schema_postgres.sql:/docker-entrypoint-initdb.d/schema_postgres.sql:ro
      - $PWD/postgresql.conf:/etc/postgresql/postgresql.conf:ro
    environment:
      - POSTGRES_USER=root
      - POSTGRES_PASSWORD=root
      - POSTGRES_DB=postgres
      - POSTGRES_INITDB_ARGS=--auth=scram-sha-256 --lc-numeric=en_US.UTF-8
    command: postgres -c config_file=/etc/postgresql/postgresql.conf
    healthcheck:
      test: ["CMD-SHELL", "pg_isready", "-d", "postgres"]
      interval: 10s
      timeout: 1s
      retries: 3