c0a2e3b039d9.diff

c0a2e3b039d9.diff

 -1,10 +1,18 @@
 import { Module } from '@nestjs/common';
 import { AppController } from './app.controller';
-import { AppService } from './app.service';
+import { AddBookUseCase } from './add-book.usecase';
+import { StubBookRepository } from './stub.book-repository';
+import { BookRepository } from './book-repository.port';

 @Module({
   imports: [],
   controllers: [AppController],
-  providers: [AppService],
+  providers: [
+    {
+      provide: BookRepository,
+      useValue: StubBookRepository,
+    },
+    AddBookUseCase,
+  ],
 })
 export class AppModule {}