feat(backend): workers are instantly ready and sync with global cache in background

backend/windmill-worker/src/python_executor.rs

@@ -470,6 +470,9 @@ pub async fn handle_python_reqs(
 
         #[cfg(feature = "enterprise")]
         if let Some(ref bucket) = *S3_CACHE_BUCKET {
+            sqlx::query_scalar!("UPDATE queue SET last_ping = now() WHERE id = $1", job_id)
+                .execute(db)
+                .await?;
             if pull_from_tar(bucket, venv_p.clone()).await.is_ok() {
                 req_paths.push(venv_p.clone());
                 continue;