Fix webhooks panel: hide on app load to sync with status panel

public/app.js

@@ -300,6 +300,9 @@ function showDashboard() {
   // Always start with status panel hidden (guards against stale display value on re-login)
   const sp = document.getElementById('status-panel');
   sp.style.display = 'none';
+  // Also hide webhooks-section to keep them in sync (both show/hide together)
+  const webhooksSection = document.getElementById('webhooks-section');
+  if (webhooksSection) webhooksSection.style.display = 'none';
   document.getElementById('admin-controls').style.display = isAdmin ? 'flex' : 'none';
   // Note: webhooks-section visibility is controlled by toggleStatusPanel()
   // Initialise days input from saved value