refactor: move auth persistence into repository (WealthLedger/backend#171)

src/modules/auth/application/auth.service.spec.ts

@@ -2,6 +2,8 @@ import { ConflictException, UnauthorizedException } from '@nestjs/common';
 import { JwtService } from '@nestjs/jwt';
 import { createHash } from 'crypto';
 
+import { AuthRepository } from '../infrastructure/auth.repository';
+
 jest.mock('bcrypt', () => ({
   hash: jest.fn(() => Promise.resolve('password-hash')),
   compare: jest.fn(() => Promise.resolve(true)),
@@ -51,7 +53,7 @@ describe('AuthService', () => {
       delete: jest.fn(),
     },
   };
-  const service = new AuthService(prisma as never, jwt);
+  const service = new AuthService(new AuthRepository(prisma as never), jwt);
 
   beforeEach(() => {
     jest.clearAllMocks();