compose.yml

services:
  app:
    build:
      context: .
      dockerfile: Dockerfile
    container_name: fastapi-app
    env_file:
      - .env
    ports:
      - "8000:8000"
    environment:
      - APP_ENV=${APP_ENV:-development}
      - APP_PORT=${APP_PORT:-8000}
      - DB_HOSTNAME=postgres
      - DB_PORT=5432
      - DB_PASSWORD=${DB_PASSWORD:?DB_PASSWORD is required}
      - DB_NAME=${DB_NAME:-fastapi}
      - DB_USERNAME=${DB_USERNAME:-postgres}
      - SECRET_KEY=${SECRET_KEY:?SECRET_KEY is required}
      - ALGORITHM=${ALGORITHM:-HS256}
      - ACCESS_TOKEN_EXPIRE_MINUTES=${ACCESS_TOKEN_EXPIRE_MINUTES:-60}
      - OTEL_SERVICE_NAME=fastapi-postgres-app
      - OTEL_EXPORTER_OTLP_ENDPOINT=http://otel-collector:4318
      - OTEL_RESOURCE_ATTRIBUTES=${OTEL_RESOURCE_ATTRIBUTES:-deployment.environment=development,service.version=1.0.0}
      - ALLOWED_ORIGINS=${ALLOWED_ORIGINS:-http://localhost:3000}
    depends_on:
      postgres:
        condition: service_healthy
      otel-collector:
        condition: service_started
    networks:
      - app-network
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:8000/"]
      interval: 10s
      timeout: 5s
      retries: 3
      start_period: 10s

  postgres:
    image: postgres:18-alpine
    container_name: fastapi-postgres
    environment:
      - POSTGRES_USER=${DB_USERNAME:-postgres}
      - POSTGRES_PASSWORD=${DB_PASSWORD:?DB_PASSWORD is required}
      - POSTGRES_DB=${DB_NAME:-fastapi}
    ports:
      - "5432:5432"
    volumes:
      - ./init.sql:/docker-entrypoint-initdb.d/init.sql
      - postgres-data:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U postgres -d fastapi"]
      interval: 5s
      timeout: 5s
      retries: 5
    networks:
      - app-network

  otel-collector:
    image: otel/opentelemetry-collector-contrib:0.147.0
    container_name: otel-collector
    volumes:
      - ./config/otel-config.yaml:/etc/otelcol-contrib/config.yaml
    ports:
      - "4317:4317"   # OTLP gRPC receiver
      - "4318:4318"   # OTLP HTTP receiver
      - "55679:55679" # zpages extension
      - "13133:13133" # health_check extension
    env_file:
      - path: .env
        required: false
    environment:
      - SCOUT_ENDPOINT=${SCOUT_ENDPOINT:-http://localhost:4318}
      - SCOUT_CLIENT_ID=${SCOUT_CLIENT_ID:-}
      - SCOUT_CLIENT_SECRET=${SCOUT_CLIENT_SECRET:-}
      - SCOUT_TOKEN_URL=${SCOUT_TOKEN_URL:-}
      - SCOUT_ENVIRONMENT=${SCOUT_ENVIRONMENT:-development}
    networks:
      - app-network

volumes:
  postgres-data:

networks:
  app-network:
    driver: bridge