feat(blog): add ui/query.ts (framework-agnostic React Query option builders)

packages/blog/src/ui/query.ts

@@ -0,0 +1,29 @@
+// React Query option builders for blog feature procedures.
+// Consumed by apps via the @repo/core-trpc client (wired in Plan 5).
+
+type TrpcClient = {
+  blog: {
+    articleBySlug: {
+      queryOptions: (input: { slug: string }) => unknown;
+    };
+    listArticles: {
+      queryOptions: (input?: {
+        status?: string;
+        authorId?: string;
+        limit?: number;
+        offset?: number;
+      }) => unknown;
+    };
+  };
+};
+
+export function articleBySlugQuery(client: TrpcClient, slug: string) {
+  return client.blog.articleBySlug.queryOptions({ slug });
+}
+
+export function listArticlesQuery(
+  client: TrpcClient,
+  options?: { status?: string; authorId?: string; limit?: number; offset?: number },
+) {
+  return client.blog.listArticles.queryOptions(options);
+}