test(roadtrip): register the via tools in the MCP test registry

The registry the MCP tests build had every other domain and not this one, so
the four via tools were absent from every assertion that walks it. A test that
asked whether they were reachable, or gated, would have passed without them
ever being there.

server/tests/helpers/mcp-test-controllers.ts

@@ -80,6 +80,8 @@ import { PlacePhotoCacheService } from '../../src/nest/place-photos/place-photo-
 import { RuntimeEnvService } from '../../src/nest/app-config/runtime-env.service';
 import { makeNotificationsService, makeNotificationPreferencesService } from './notifications';
 import { AddonsService } from '../../src/nest/addons/addons.service';
+import { RoadtripMcp } from '../../src/nest/roadtrip/roadtrip.mcp';
+import { RoadtripService } from '../../src/nest/roadtrip/roadtrip.service';
 import { notificationsStub } from './notifications';
 import { EphemeralTokenService } from '../../src/nest/auth/ephemeral-token.service';
 import { AllowedFileTypesService } from '../../src/nest/files/allowed-file-types.service';
@@ -212,6 +214,7 @@ export function createMcpTestRegistry(): McpRegistry {
       new ReservationsMcp(reservationsService, daysService, budgetService, authService, assignmentsService, guards),
       new DayNotesMcp(new DayNotesService(dbService, permissionsService, realtimeService), authService, guards),
       new DaysMcp(daysService, authService, guards),
+      new RoadtripMcp(new RoadtripService(dbService), dbService, guards, authService, addonsService),
       new FilesMcp(new FilesService(dbService, permissionsService, realtimeService, new EphemeralTokenService(), generalStorage), authService, guards),
       new AccommodationsMcp(accommodationsService, dbService, placesService, authService, guards),
       new AssignmentsMcp(assignmentsService, daysService, authService, guards),