feat: initialize multi-platform Family Organizer application with Flutter frontend and Node.js backend services

backend/src/routes/index.ts

@@ -0,0 +1,10 @@
+import { Router } from "express";
+import auth from "./auth";
+import shopping from "./shopping";
+
+const router = Router();
+
+router.use("/auth", auth);
+router.use("/lists", shopping);
+
+export default router;