fix: add asset router to app router

apps/studio/src/server/modules/_app.ts

@@ -2,6 +2,7 @@
  * This file contains the root router of your tRPC-backend
  */
 import { publicProcedure, router } from "../trpc"
+import { assetRouter } from "./asset/asset.router"
 import { authRouter } from "./auth/auth.router"
 import { folderRouter } from "./folder/folder.router"
 import { meRouter } from "./me/me.router"
@@ -12,6 +13,7 @@ export const appRouter = router({
   healthcheck: publicProcedure.query(() => "yay!"),
   me: meRouter,
   auth: authRouter,
+  asset: assetRouter,
   page: pageRouter,
   folder: folderRouter,
   site: siteRouter,