services:

  # ── stdio mode ──────────────────────────────────────────────────────────────
  # Spawned on demand by an MCP client (Claude Desktop, agent, etc.).
  # Run manually for smoke-testing: docker compose run --rm zabbix-mcp-stdio
  zabbix-mcp-stdio:
    image: lordraw/zabbix-mcp:latest
    build:
      context: .
      dockerfile: Dockerfile
    env_file: .env
    environment:
      MCP_TRANSPORT: stdio
    stdin_open: true
    tty: false
    profiles: ["stdio"]

  # ── Streamable HTTP mode (recommended) ──────────────────────────────────────
  # Persistent HTTP server — clients connect to http://localhost:${MCP_PORT}/mcp
  # The deprecated /sse + /messages/ endpoints are served alongside it, so older
  # clients keep working; set MCP_LEGACY_SSE=false to drop them.
  # Start with: docker compose up -d zabbix-mcp-http
  zabbix-mcp-http:
    image: lordraw/zabbix-mcp:latest
    build:
      context: .
      dockerfile: Dockerfile
    env_file: .env
    environment:
      MCP_TRANSPORT: http
      MCP_PORT: "${MCP_PORT:-9950}"
      MCP_PATH: "${MCP_PATH:-/mcp}"
      MCP_LEGACY_SSE: "${MCP_LEGACY_SSE:-true}"
    ports:
      - "${MCP_PORT:-9950}:${MCP_PORT:-9950}"
    restart: unless-stopped
    healthcheck:
      test: ["CMD", "python", "-c",
             "import urllib.request; urllib.request.urlopen('http://localhost:${MCP_PORT:-9950}/health', timeout=3)"]
      interval: 30s
      timeout: 5s
      retries: 3
      start_period: 10s

  # ── Legacy SSE mode (DEPRECATED) ────────────────────────────────────────────
  # Kept only for backwards compatibility: it starts the same HTTP server as
  # zabbix-mcp-http and prints a deprecation warning. Prefer zabbix-mcp-http,
  # which already serves /sse for old clients.
  # Start with: docker compose --profile legacy up -d zabbix-mcp-sse
  zabbix-mcp-sse:
    image: lordraw/zabbix-mcp:latest
    build:
      context: .
      dockerfile: Dockerfile
    env_file: .env
    environment:
      MCP_TRANSPORT: sse
      MCP_PORT: "${MCP_PORT:-9950}"
    ports:
      - "${MCP_PORT:-9950}:${MCP_PORT:-9950}"
    restart: unless-stopped
    healthcheck:
      test: ["CMD", "python", "-c",
             "import urllib.request; urllib.request.urlopen('http://localhost:${MCP_PORT:-9950}/health', timeout=3)"]
      interval: 30s
      timeout: 5s
      retries: 3
      start_period: 10s
    profiles: ["legacy"]