docker-compose.yml

version: "3.9"

services:
  db:
    image: postgres:15
  
    command: postgres -c 'max_connections=300'
    restart: always
    env_file:
      - .env
    environment:
      POSTGRES_DB: ${DB_NAME}
      POSTGRES_USER: ${DB_USER}
      POSTGRES_PASSWORD: ${DB_PASSWORD}
    ports:
      - "5432:5432"
    volumes:
      - postgres_data:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${DB_USER} -d ${DB_NAME}"]
      interval: 5s
      timeout: 5s
      retries: 5

  app:
    build: .
    
    command: uvicorn app.main:app --host 0.0.0.0 --port 8000 --workers 4
    depends_on:
      db:
        condition: service_healthy
    env_file:
      - .env
    environment:
      DB_HOST: db
      DB_PORT: 5432
    ports:
      - "8000:8000"

volumes:
  postgres_data: