# Docker Compose configuration for monitoring stack
# This configuration demonstrates the use of 'extends' to inherit service definitions
# from external YAML files, promoting modularity and reusability

services:
  # Grafana - Data visualization and monitoring dashboard
  grafana:
    env_file:
      - ../../resources/compose/.env # Load environment variables from external file
    extends:
      file: ../../resources/compose/grafana.yaml # Inherit service definition
      service: grafana

  # Loki - Log aggregation system
  loki:
    env_file:
      - ../../resources/compose/.env # Load environment variables from external file
    extends:
      file: ../../resources/compose/loki.yaml # Inherit service definition
      service: loki

  # Node Exporter - Hardware and OS metrics exporter for Prometheus
  node-exporter:
    env_file:
      - ../../resources/compose/.env # Load environment variables from external file
    extends:
      file: ../../resources/compose/node-exporter.yaml # Inherit service definition
      service: node-exporter

  # Portainer - Docker container management UI
  portainer:
    env_file:
      - ../../resources/compose/.env # Load environment variables from external file
    extends:
      file: ../../resources/compose/portainer.yaml # Inherit service definition
      service: portainer

  # Prometheus - Metrics collection and monitoring system
  prometheus:
    env_file:
      - ../../resources/compose/.env # Load environment variables from external file
    extends:
      file: ../../resources/compose/prometheus.yaml # Inherit service definition
      service: prometheus

  # Server - Custom application server
  server:
    env_file:
      - ../../resources/compose/.env # Load environment variables from external file
    extends:
      file: ../../resources/compose/server.yaml # Inherit service definition
      service: server

# Named volumes for persistent data storage
volumes:
  # Portainer data volume for storing Portainer configuration and data
  portainer_data:
    driver: local # Use local driver for volume storage