feat(widget): add prefetch for apps and bookmarks (#2895)

packages/widgets/src/app/prefetch.ts

@@ -0,0 +1,23 @@
+import { trpc } from "@homarr/api/server";
+import { db, inArray } from "@homarr/db";
+import { apps } from "@homarr/db/schema";
+import { logger } from "@homarr/log";
+
+import type { Prefetch } from "../definition";
+
+const prefetchAllAsync: Prefetch<"app"> = async (queryClient, items) => {
+  const appIds = items.map((item) => item.options.appId);
+  const distinctAppIds = [...new Set(appIds)];
+
+  const dbApps = await db.query.apps.findMany({
+    where: inArray(apps.id, distinctAppIds),
+  });
+
+  for (const app of dbApps) {
+    queryClient.setQueryData(trpc.app.byId.queryKey({ id: app.id }), app);
+  }
+
+  logger.info(`Successfully prefetched ${dbApps.length} apps for app widget`);
+};
+
+export default prefetchAllAsync;