Convex MCP server

# Convex management APIs A client wrapping the management APIs available at https://provision.convex.dev/v1/openapi.json as well as the deployment APIs available on every Convex backend. This wrapper is used for integration tests and examples. It is not currently published to npm. ## Updating the API spec ### Management API specs (big_brain) Run `cargo test -p big_brain test_api_specs_match` to rebuild the management API specs, `cargo test -p local_backend test_api_specs_match` to rebuild the deployment API specs, and `npm run generateApiSpec` to rebuild the clients. This updates: - `management-openapi.json` - Platform management API - `dashboard-management-openapi.json` - Dashboard management API ### Deployment API specs (local_backend) Run `cargo test -p local_backend test_api_specs_match` to rebuild the deployment API specs. This updates: - `deployment-openapi.json` - Public deployment API (queries, mutations, actions) - `dashboard-deployment-openapi.json` - Dashboard deployment API (admin operations)