feat: add delete current user account use case

src/modules/auth/use-cases/delete-current-user-account-use-case.ts

@@ -0,0 +1,18 @@
+import { CommandHandler, ICommandHandler } from '@nestjs/cqrs'
+
+import { UsersRepository } from '../../users/infrastructure/users.repository'
+
+export class DeleteCurrentAccountCommand {
+  constructor(public readonly userId: string) {}
+}
+
+@CommandHandler(DeleteCurrentAccountCommand)
+export class DeleteCurrentUserAccountHandler
+  implements ICommandHandler<DeleteCurrentAccountCommand>
+{
+  constructor(private readonly usersRepository: UsersRepository) {}
+
+  async execute(command: DeleteCurrentAccountCommand): Promise<boolean> {
+    return await this.usersRepository.deleteUserById(command.userId)
+  }
+}