docker-compose.yml

services:
  flask_app:
    container_name: flask_app
    image: flask_crud_api:1.0.0
    restart: always
    build: .
    environment:
      - APP_HOST=${APP_HOST}
      - APP_PORT=${APP_PORT}
      - DB_URL=${DB_URL}
    ports:
      - "${APP_PORT}:${APP_PORT}"
    healthcheck:
      test: ["CMD", "curl", "-f", "http://${APP_HOST}:${APP_PORT}/health"]
      interval: 30s
      timeout: 10s
      retries: 5
      start_period: 5s
    depends_on:
      flask_db:
        condition: service_healthy
        restart: true
  flask_db:
    container_name: flask_db
    image: postgres:15
    restart: always
    environment:
      - POSTGRES_PORT=${POSTGRES_PORT}
      - POSTGRES_USER=${POSTGRES_USER}
      - POSTGRES_PASSWORD=${POSTGRES_PASSWORD}
      - POSTGRES_DB=${POSTGRES_DB}
    ports:
      - "${POSTGRES_PORT}:${POSTGRES_PORT}"
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER} -d ${POSTGRES_DB}"]
      interval: 10s
      retries: 5
      start_period: 30s
      timeout: 10s
    volumes:
      - pgdata:/var/lib/postgresql/data

volumes:
  pgdata: {}