services:
  db:
    image: postgres:16-alpine
    environment:
      POSTGRES_USER: ${POSTGRES_USER:-langlearn}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
      POSTGRES_DB: ${POSTGRES_DB:-langlearn}
    volumes:
      - pgdata:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER:-langlearn}"]
      interval: 10s
      timeout: 5s
      retries: 10
    restart: unless-stopped
    deploy:
      resources:
        limits:
          cpus: "1"
          memory: 1G

  api:
    build: ./api
    ports:
      - "${API_PORT:-8000}:8000"
    command: sh -c "alembic upgrade head && uvicorn app.main:app --host 0.0.0.0 --port 8000 --workers 2"
    environment:
      DATABASE_URL: postgresql+asyncpg://${POSTGRES_USER:-langlearn}:${POSTGRES_PASSWORD}@db:5432/${POSTGRES_DB:-langlearn}
      ADMIN_USER_EMAILS: ${ADMIN_USER_EMAILS}
      API_BASE_URL: ${API_BASE_URL}
      JWT_SECRET: ${JWT_SECRET}
      ANTHROPIC_API_KEY: ${ANTHROPIC_API_KEY}
      DEEPL_API_KEY: ${DEEPL_API_KEY}
      DEEPGRAM_API_KEY: ${DEEPGRAM_API_KEY}
      GEMINI_API_KEY: ${GEMINI_API_KEY}
      PYTHONPATH: /app
      STORAGE_PROVIDER: bunny
      BUNNY_ZONE: ${BUNNY_ZONE}
      BUNNY_API_KEY: ${BUNNY_API_KEY}
      BUNNY_CDN_BASE_URL: ${BUNNY_CDN_BASE_URL}
      BUNNY_TOKEN_AUTH_KEY: ${BUNNY_TOKEN_AUTH_KEY}
      BUNNY_STORAGE_ENDPOINT: ${BUNNY_STORAGE_ENDPOINT}
      TRANSACTIONAL_EMAIL_PROVIDER: ${TRANSACTIONAL_EMAIL_PROVIDER}
      OTEL_SERVICE_NAME: ${OTEL_SERVICE_NAME:-language-learning-api}
      OTEL_EXPORTER_PROMETHEUS_HOST: 0.0.0.0
      OTEL_EXPORTER_PROMETHEUS_PORT: ${OTEL_EXPORTER_PROMETHEUS_PORT:-9464}
    healthcheck:
      test:
        [
          "CMD-SHELL",
          'python -c "import urllib.request; urllib.request.urlopen(''http://localhost:8000/health'')" || exit 1',
        ]
      interval: 10s
      timeout: 5s
      retries: 10
      start_period: 30s

    depends_on:
      db:
        condition: service_healthy
    restart: unless-stopped
    deploy:
      resources:
        limits:
          cpus: "1"
          memory: 1G

  worker:
    build: ./api
    volumes:
      - ./api:/app:z
    command: python -m worker.main
    environment:
      DATABASE_URL: postgresql+asyncpg://${POSTGRES_USER:-langlearn}:${POSTGRES_PASSWORD}@db:5432/${POSTGRES_DB:-langlearn}
      JWT_SECRET: ${JWT_SECRET}
      ANTHROPIC_API_KEY: ${ANTHROPIC_API_KEY}
      DEEPL_API_KEY: ${DEEPL_API_KEY}
      DEEPGRAM_API_KEY: ${DEEPGRAM_API_KEY}
      GEMINI_API_KEY: ${GEMINI_API_KEY}
      PYTHONPATH: /app
      STORAGE_PROVIDER: bunny
      BUNNY_ZONE: ${BUNNY_ZONE}
      BUNNY_API_KEY: ${BUNNY_API_KEY}
      BUNNY_CDN_BASE_URL: ${BUNNY_CDN_BASE_URL}
      BUNNY_TOKEN_AUTH_KEY: ${BUNNY_TOKEN_AUTH_KEY}
      BUNNY_STORAGE_ENDPOINT: ${BUNNY_STORAGE_ENDPOINT}
      OTEL_SERVICE_NAME: ${OTEL_SERVICE_NAME:-language-learning-worker}
    depends_on:
      db:
        condition: service_healthy
    restart: unless-stopped
    deploy:
      resources:
        limits:
          cpus: "1"
          memory: 1G

  frontend:
    build:
      context: ./frontend
      args:
        PUBLIC_API_BASE_URL: ${PUBLIC_API_BASE_URL}
    ports:
      - "${FRONTEND_PORT:-3001}:3000"
    environment:
      ORIGIN: ${ORIGIN}
      PUBLIC_API_BASE_URL: ${PUBLIC_API_BASE_URL}
      PRIVATE_JWT_SECRET: ${JWT_SECRET}
      PRIVATE_DEEPL_API_KEY: ${DEEPL_API_KEY}

    depends_on:
      api:
        condition: service_healthy
    restart: unless-stopped
    deploy:
      resources:
        limits:
          cpus: "0.5"
          memory: 256M

  prometheus:
    image: prom/prometheus:v2.54.1
    command:
      - --config.file=/etc/prometheus/prometheus.yml
      - --storage.tsdb.path=/prometheus
    volumes:
      - ./monitoring/prometheus/prometheus.yml:/etc/prometheus/prometheus.yml:ro
      - prometheusdata:/prometheus
    ports:
      - "127.0.0.1:${PROMETHEUS_PORT:-9090}:9090"
    depends_on:
      api:
        condition: service_healthy
    restart: unless-stopped
    deploy:
      resources:
        limits:
          cpus: "0.5"
          memory: 512M

  loki:
    image: grafana/loki:3.1.1
    command: -config.file=/etc/loki/loki-config.yml
    volumes:
      - ./monitoring/loki/loki-config.yml:/etc/loki/loki-config.yml:ro
      - lokidata:/loki
    ports:
      - "127.0.0.1:${LOKI_PORT:-3100}:3100"
    restart: unless-stopped
    deploy:
      resources:
        limits:
          cpus: "0.5"
          memory: 512M

  alloy:
    image: grafana/alloy:v1.7.1
    user: "0:0"
    security_opt:
      - label=disable
    command:
      - run
      - --server.http.listen-addr=0.0.0.0:12345
      - --storage.path=/var/lib/alloy/data
      - /etc/alloy/config.alloy
    volumes:
      - ./monitoring/alloy/config.alloy:/etc/alloy/config.alloy:ro
      - /var/run/docker.sock:/var/run/docker.sock:ro
      - alloydata:/var/lib/alloy/data
    ports:
      - "127.0.0.1:${ALLOY_PORT:-12345}:12345"
    depends_on:
      - loki
    restart: unless-stopped
    deploy:
      resources:
        limits:
          cpus: "0.5"
          memory: 256M

  grafana:
    image: grafana/grafana:11.2.0
    volumes:
      - ./monitoring/grafana/provisioning:/etc/grafana/provisioning:ro
      - grafanadata:/var/lib/grafana
    ports:
      - "127.0.0.1:${GRAFANA_PORT:-3000}:3000"
    environment:
      GF_SECURITY_ADMIN_USER: ${GRAFANA_ADMIN_USER:-admin}
      GF_SECURITY_ADMIN_PASSWORD: ${GRAFANA_ADMIN_PASSWORD:?set GRAFANA_ADMIN_PASSWORD}
      GF_USERS_ALLOW_SIGN_UP: "false"
      GF_AUTH_ANONYMOUS_ENABLED: "false"
    depends_on:
      - prometheus
      - loki
    restart: unless-stopped
    deploy:
      resources:
        limits:
          cpus: "0.5"
          memory: 512M

volumes:
  pgdata:
  prometheusdata:
  grafanadata:
  lokidata:
  alloydata:

networks:
  default:
    name: langlearn