feat: allow builders to accept rest params and arrays (#7874)

Co-authored-by: Parbez <imranbarbhuiya.fsd@gmail.com>
Co-authored-by: Khafra <42794878+KhafraDev@users.noreply.github.com>

packages/builders/src/util/normalizeArray.ts

@@ -0,0 +1,6 @@
+export function normalizeArray<T>(arr: RestOrArray<T>): T[] {
+	if (Array.isArray(arr[0])) return arr[0];
+	return arr as T[];
+}
+
+export type RestOrArray<T> = T[] | [T[]];