more test improvements

src/services/aiService.server.test.ts

@@ -1136,7 +1136,7 @@ describe('AI Service (Server)', () => {
       expect(dbModule.adminRepo.logActivity).toHaveBeenCalledWith(
         expect.objectContaining({
           action: 'flyer_processed',
-          userId: 'u1',
+          userId: mockProfile.user.user_id,
         }),
         mockLoggerInstance,
       );

src/services/userService.test.ts

@@ -7,6 +7,10 @@ import { ValidationError, NotFoundError } from './db/errors.db';
 import type { Job } from 'bullmq';
 import type { TokenCleanupJobData } from '../types/job-data';
 
+// Un-mock the service under test to ensure we are testing the real implementation,
+// not the global mock from `tests/setup/tests-setup-unit.ts`.
+vi.unmock('./userService');
+
 // --- Hoisted Mocks ---
 const mocks = vi.hoisted(() => {
   // Create mock implementations for the repository methods we'll be using.