perf: split page css from main bundle

src/features/provider-health/ProviderHealthPage.tsx

@@ -1,4 +1,5 @@
 import { useCallback, useEffect, useState } from "react";
+import "../../styles/pages/provider-health.css";
 import {
   CheckCircleOutlined,
   CloseCircleOutlined,
@@ -164,4 +165,4 @@ export default function ProviderHealthPage({ session, onOpenLogin }: ProviderHea
       </div>
     </WorkspacePageShell>
   );
-}
+}