huge linting fixes

src/services/authService.test.ts

@@ -2,6 +2,7 @@
 import { describe, it, expect, vi, beforeEach, afterEach } from 'vitest';
 import type { UserProfile } from '../types';
 import type * as jsonwebtoken from 'jsonwebtoken';
+import type { Logger } from 'pino';
 
 const { transactionalUserRepoMocks, transactionalAdminRepoMocks } = vi.hoisted(() => {
   return {
@@ -42,7 +43,18 @@ describe('AuthService', () => {
   let ValidationError: typeof import('./db/errors.db').ValidationError;
   let withTransaction: typeof import('./db/index.db').withTransaction;
 
-  const reqLog = {}; // Mock request logger object
+  // Mock request logger with all required Logger methods
+  const reqLog = {
+    info: vi.fn(),
+    error: vi.fn(),
+    warn: vi.fn(),
+    debug: vi.fn(),
+    trace: vi.fn(),
+    fatal: vi.fn(),
+    silent: vi.fn(),
+    level: 'info',
+    child: vi.fn().mockReturnThis(),
+  } as unknown as Logger;
   const mockUser = {
     user_id: 'user-123',
     email: 'test@example.com',