Disable rerun when v2 task is used (#1657)

skyvern-frontend/src/routes/workflows/WorkflowRun.tsx

@@ -126,6 +126,8 @@ function WorkflowRun() {
     });
   }
 
+  const isTaskv2Run = workflowRun && workflowRun.observer_task !== null;
+
   return (
     <div className="space-y-8">
       <header className="flex justify-between">
@@ -211,7 +213,7 @@ function WorkflowRun() {
               </DialogContent>
             </Dialog>
           )}
-          {workflowRunIsFinalized && (
+          {workflowRunIsFinalized && !isTaskv2Run && (
             <Button asChild>
               <Link
                 to={`/workflows/${workflowPermanentId}/run`}