fix: move refreshBadge into effect, add logout error handling

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/admin/layout/AdminLayout.jsx

@@ -16,15 +16,15 @@ const AdminLayout = () => {
   const [showNewOrder, setShowNewOrder] = useState(false);
   const [newCount, setNewCount] = useState(0);
 
-  const refreshBadge = () => {
-    supabase
-      .from('orders')
-      .select('id', { count: 'exact', head: true })
-      .eq('status', 'новая')
-      .then(({ count }) => setNewCount(count || 0));
-  };
-
   useEffect(() => {
+    const refreshBadge = () => {
+      supabase
+        .from('orders')
+        .select('id', { count: 'exact', head: true })
+        .eq('status', 'новая')
+        .then(({ count }) => setNewCount(count || 0));
+    };
+
     refreshBadge();
     const channel = supabase
       .channel('badge-count')
@@ -50,11 +50,14 @@ const AdminLayout = () => {
               {title}
             </h1>
             {newCount > 0 && (
-              <span style={{
-                background: '#ef4444', color: '#fff',
-                borderRadius: '50px', padding: '2px 9px',
-                fontSize: '0.72rem', fontWeight: 700,
-              }}>
+              <span
+                aria-label={`${newCount} новых заявок`}
+                style={{
+                  background: '#ef4444', color: '#fff',
+                  borderRadius: '50px', padding: '2px 9px',
+                  fontSize: '0.72rem', fontWeight: 700,
+                }}
+              >
                 {newCount} новых
               </span>
             )}

src/admin/layout/Sidebar.jsx

@@ -14,7 +14,11 @@ const Sidebar = () => {
   const navigate = useNavigate();
 
   const handleLogout = async () => {
-    await logout();
+    try {
+      await logout();
+    } catch (err) {
+      console.error('Logout failed:', err);
+    }
     navigate('/admin/login');
   };