add forwarder error intance

src/helpers/error/instances/forwarder.ts

@@ -0,0 +1,13 @@
+import { AppError } from "./app";
+
+export function ErrorForwarder(
+  statusCode: number,
+  message: string,
+  cause: unknown
+): never {
+  if (cause instanceof AppError) {
+    throw cause;
+  }
+
+  throw new AppError(statusCode, message, cause);
+}