Nisa Passenger MCP probe. Temporary diagnostic for decision D1.

POST /mcp             MCP streamable HTTP endpoint (stateless, JSON responses)
GET  /probe/identity  process identity as plain JSON

instance_id 40f37151-a561-487c-bc91-9e898475de55
pid 3581925
booted 2026-09-12T21:45:34.927Z