docker-compose.yml

version: "3.9"

services:
  db:
    image: postgres:16
    env_file:
      - .env
    environment:
      - POSTGRES_USER=${POSTGRES_USER}
      - POSTGRES_PASSWORD=${POSTGRES_PASSWORD}
      - POSTGRES_DB=${POSTGRES_DB}
    volumes:
      - pgdata:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER} -d ${POSTGRES_DB}"]
      interval: 5s
      timeout: 3s
      retries: 12

  api:
    build:
      context: .
      dockerfile: Dockerfile
    env_file:
      - .env
    environment:
      DATABASE_URL: ${DATABASE_URL}
    depends_on:
      db:
        condition: service_healthy
    ports:
      - "8000:8000"   # keep for local dev; override with expose: ["8000"] in prod
    command: uvicorn app.main:app --host 0.0.0.0 --port 8000

volumes:
  pgdata: