Add orval and backend integration

app/composeables/api/models/index.ts

@@ -0,0 +1,11 @@
+/**
+ * Generated by orval v7.16.0 🍺
+ * Do not edit manually.
+ * OpenAPI definition
+ * OpenAPI spec version: v0
+ */
+
+export * from './playlistCreateDTO';
+export * from './playlistReadDTO';
+export * from './readParams';
+export * from './uploadBody';