refactor to adapters

core/identity/domain/repositories/IAuthRepository.ts

@@ -0,0 +1,19 @@
+import { EmailAddress } from '../value-objects/EmailAddress';
+import { User } from '../entities/User';
+
+/**
+ * Domain Repository: IAuthRepository
+ *
+ * Repository interface for authentication operations.
+ */
+export interface IAuthRepository {
+  /**
+   * Find user by email
+   */
+  findByEmail(email: EmailAddress): Promise<User | null>;
+
+  /**
+   * Save a user
+   */
+  save(user: User): Promise<void>;
+}