gemma-rust ─────── HTTP (reqwest) ───────────────────────┐
                                                           ├──▶  llama-server   GTX 1650 Ti, local
                                                           │     vLLM           NVIDIA L4, Cloud Run
  gemma-rust-mcp ─── MCP over stdio (rmcp) ──▶ server.py ──┘
                                               (Python, the rig's own)