Initial role user app

src/app/api/mobile/announcements/[id]/route.ts

@@ -0,0 +1,11 @@
+import { proxyBackendJson } from "@/lib/backend";
+import type { AnnouncementDetail } from "@/lib/types";
+
+type Params = {
+  params: Promise<{ id: string }>;
+};
+
+export async function GET(_request: Request, { params }: Params) {
+  const { id } = await params;
+  return proxyBackendJson<AnnouncementDetail>(`/mobile/announcements/${encodeURIComponent(id)}`);
+}