Report renderer progress and detect stalled jobs

lib/api.ts

@@ -338,7 +338,9 @@ export async function handle(request: NextRequest, path: string[]) {
         const maps = required(
           await client
             .from("datasets")
-            .select("*, upload_jobs(state,progress,error)")
+            .select(
+              "*, upload_jobs(state,progress,error,updated_at,lease_until)",
+            )
             .eq("owner_id", owner)
             .order("created_at", { ascending: false }),
         );
@@ -362,8 +364,15 @@ export async function handle(request: NextRequest, path: string[]) {
             .single(),
         );
         const manifest = datasetSchema.parse(input.manifest);
+        const jobResult = await client
+          .from("upload_jobs")
+          .select("state,progress,error,updated_at,lease_until")
+          .eq("dataset_id", d.id)
+          .maybeSingle();
+        if (jobResult.error) throw new Error(jobResult.error.message);
         return NextResponse.json({
           ...d,
+          upload_jobs: jobResult.data,
           manifest,
           map: await mediaUrl(d.map_path),
           previews: await Promise.all(