Add delay for polling on error to prevent rapid retries

wssshd2/templates/terminal.html

@@ -468,9 +468,9 @@ function pollData() {
     })
     .catch(error => {
         console.error('Polling error:', error);
-        // Continue polling even on error
+        // Continue polling even on error, but with delay
         if (pollInterval) {
-            pollInterval = setTimeout(pollData, 0);
+            pollInterval = setTimeout(pollData, 1000);
         }
     });
 }