fix: 修复 ant 模式

src/components/LogoV2/ExperimentEnrollmentNotice.tsx

@@ -0,0 +1,9 @@
+import * as React from 'react'
+
+/**
+ * Internal-only component. Shows experiment enrollment status for internal
+ * users. Stubbed — returns null in non-internal builds.
+ */
+export function ExperimentEnrollmentNotice(): React.ReactNode {
+	return null
+}