Route guards, WS lifecycle, ticket stats. Refs EventHub/EventHubFrontAdmin#3

src/pages/errors/ForbiddenPage.tsx

@@ -0,0 +1,21 @@
+import React from 'react';
+import { Button, Result } from 'antd';
+import { useNavigate } from 'react-router-dom';
+
+const ForbiddenPage: React.FC = () => {
+    const navigate = useNavigate();
+    return (
+        <Result
+            status="403"
+            title="403"
+            subTitle="У вас нет доступа к этому разделу."
+            extra={
+                <Button type="primary" onClick={() => navigate('/dashboard')}>
+                    На дашборд
+                </Button>
+            }
+        />
+    );
+};
+
+export default ForbiddenPage;