feat: add api package

packages/api/src/Domain/Response/User/UserRegistrationResponse.ts

@@ -0,0 +1,7 @@
+import { HttpErrorResponseBody } from '../../Http/HttpErrorResponseBody'
+import { HttpResponse } from '../../Http/HttpResponse'
+import { UserRegistrationResponseBody } from './UserRegistrationResponseBody'
+
+export interface UserRegistrationResponse extends HttpResponse {
+  data: UserRegistrationResponseBody | HttpErrorResponseBody
+}