feat: connect resource library workflows

app/api/libraries/uploads/presign/route.ts

@@ -0,0 +1,37 @@
+import { backendRequest } from "@/lib/http/backend-client";
+import {
+  jsonSuccess,
+  parseJsonBody,
+  withErrorHandling,
+} from "@/lib/http/response";
+import { parseLibraryUploadPresignPayload } from "@/lib/validation/library-resource";
+
+type PresignUploadResponseDto = {
+  method: string;
+  upload_url: string;
+  headers: Record<string, string>;
+  storage_key: string;
+  public_url: string;
+};
+
+export async function POST(request: Request) {
+  return withErrorHandling(async () => {
+    const rawPayload = await parseJsonBody(request);
+    const payload = parseLibraryUploadPresignPayload(rawPayload);
+    const response = await backendRequest<PresignUploadResponseDto>(
+      "/library/uploads/presign",
+      {
+        method: "POST",
+        body: JSON.stringify(payload),
+      },
+    );
+
+    return jsonSuccess({
+      method: response.data.method,
+      uploadUrl: response.data.upload_url,
+      headers: response.data.headers,
+      storageKey: response.data.storage_key,
+      publicUrl: response.data.public_url,
+    });
+  });
+}