mcp
`POST /api/mcp/connectors/{id}/grants/agents/{agent_id}` — grant to an agent.
POST
`POST /api/mcp/connectors/{id}/grants/agents/{agent_id}` — grant to an agent.
Response
Connector was already granted to this agent
Doc-only schema for the standard MCP ApiResponse envelope
({"data": …, "status_code": N, "message": "…"}). Most /api/mcp/*
payloads are service-layer serde_json::Value views, so data is
documented as a free-form object; each route's response description says
what it carries.
