name: mcp-supergateway

# NOTE: copy this file to .env and fill in the keys for the servers you enable.

services:

  # Multi-server MCP gateway (supergateway --config).
  # One port, one Streamable HTTP endpoint per server: http://localhost:8000/<name>/mcp
  # Servers are defined in supergateway.config.jsonc.
  mcp:
    build:
      context: .
      # BUILD_NETWORK=host in .env for hosts where the default docker bridge has
      # no egress (see README troubleshooting). Default (bridge) works everywhere
      # else; buildx refuses `network: host` builds unless the network.host
      # entitlement is granted, which `docker compose build` cannot pass.
      network: ${BUILD_NETWORK:-default}
    image: chodak166/mcp-supergateway:latest
    container_name: mcp-gateway
    ports:
      - "8000:8000"
    env_file:
      - .env
    volumes:
      - ./supergateway.config.jsonc:/etc/supergateway/servers.jsonc:ro
    command:
      - --config
      - /etc/supergateway/servers.jsonc
      - --healthEndpoint
      - /healthz
    restart: unless-stopped

  # open-codebase-index (https://github.com/Helweg/open-codebase-index)
  # Serves ONE endpoint per registered project: http://localhost:8001/<slug>/mcp
  # Projects are registered with ./add-project.sh (list kept in projects.env,
  # gateway config generated into supergateway.projects.jsonc). All projects must
  # live under PROJECTS_ROOT (set in .env by add-project.sh), which is mounted at
  # its own host path so tool results return paths valid on the host.
  # Each project's index data lives in <project>/.opencode/index/.
  # The index server process is started per client session; nothing idles.
  mcp-codebase-index:
    build:
      context: .
      # BUILD_NETWORK=host in .env for hosts where the default docker bridge has
      # no egress (see README troubleshooting). Default (bridge) works everywhere
      # else; buildx refuses `network: host` builds unless the network.host
      # entitlement is granted, which `docker compose build` cannot pass.
      network: ${BUILD_NETWORK:-default}
    image: chodak166/mcp-supergateway:latest
    container_name: mcp-codebase-index
    # Run as the image's `node` user (uid 1000) so index data written into the
    # mounted repos is owned by the host user.
    user: node
    ports:
      - "8001:8000"
    volumes:
      - ${PROJECTS_ROOT:?run ./add-project.sh first}:${PROJECTS_ROOT:?run ./add-project.sh first}
      - ./codebase-index.config.json:/etc/codebase-index/config.json:ro
      - ./supergateway.projects.jsonc:/etc/supergateway/projects.jsonc:ro
    environment:
      # Where the ollama embeddings service lives (compose network name).
      OLLAMA_HOST: http://ollama:11434
      # Small batches so each embedding request finishes well under the 30s
      # client timeout when ollama runs on CPU (defaults intermittently time out).
      OLLAMA_MAX_BATCH_TOKENS: 4096
      OLLAMA_MAX_BATCH_ITEMS: 4
    command:
      - --config
      - /etc/supergateway/projects.jsonc
      - --healthEndpoint
      - /healthz
    restart: unless-stopped

  # Local embeddings for semantic (hybrid) codebase indexing. Dormant by default —
  # plain `docker compose up -d` ignores it; it only starts with the embeddings
  # profile. Always pass the profile on later `up`/`down` calls that should
  # include it (see README "Semantic search"):
  #   docker compose --profile embeddings up -d
  #   docker compose exec ollama ollama pull nomic-embed-text
  ollama:
    image: ollama/ollama:latest
    profiles: ["embeddings"]
    container_name: mcp-ollama
    ports:
      - "11434:11434"
    volumes:
      - ollama:/root/.ollama
    restart: unless-stopped

volumes:
  ollama: