Master MCP Server

# Deploy on Koyeb Use the CI-built image and the service manifest in `deploy/koyeb/koyeb.yaml`. ## Steps 1) Build and push an image to GHCR or Docker Hub 2) In Koyeb, create a new service from container image 3) Set environment variables and secrets: - `NODE_ENV=production` - `TOKEN_ENC_KEY` (secret) - `MASTER_BASE_URL` set to your Koyeb app URL 4) Configure autoscaling (see example manifest) The platform-provided `PORT` is mapped automatically to `MASTER_HOSTING_PORT` by `deploy/docker/entrypoint.sh`.