feat: comprehensive Polaris integration enhancements

Major new features:
- App bar score badge showing cluster Polaris score
- Inline audit results in Deployment/StatefulSet/DaemonSet/Job/CronJob detail views
- Exemption management UI with annotation PATCH support
- Top issues table on overview dashboard
- Audit time display and manual refresh button
- Connection test button in settings
- Check ID to human-readable name mapping
- Enhanced error messages with context

Technical improvements:
- Added triggerRefresh to PolarisDataContext for manual refresh
- Created checkMapping.ts for check metadata
- Created topIssues.ts for extracting common failures
- Enhanced DashboardView with top issues and refresh
- Enhanced PolarisSettings with connection test
- Created InlineAuditSection for details view integration
- Created AppBarScoreBadge for app bar integration
- Created ExemptionManager for annotation patches

UI enhancements:
- 1000px namespace detail panel
- Theme-aware styling throughout
- Improved formatting and layout
- Better status indicators

Generated with [Claude Code](https://claude.ai/code)
via [Happy](https://happy.engineering)

Co-Authored-By: Claude <noreply@anthropic.com>
Co-Authored-By: Happy <yesreply@happy.engineering>

src/api/polaris.ts

@@ -186,6 +186,7 @@ interface PolarisDataState {
   data: AuditData | null;
   loading: boolean;
   error: string | null;
+  triggerRefresh: () => void;
 }
 
 export function usePolarisData(refreshIntervalSeconds: number): PolarisDataState {
@@ -194,6 +195,10 @@ export function usePolarisData(refreshIntervalSeconds: number): PolarisDataState
   const [error, setError] = React.useState<string | null>(null);
   const [tick, setTick] = React.useState(0);
 
+  const triggerRefresh = React.useCallback(() => {
+    setTick(t => t + 1);
+  }, []);
+
   React.useEffect(() => {
     let cancelled = false;
 
@@ -266,5 +271,5 @@ export function usePolarisData(refreshIntervalSeconds: number): PolarisDataState
     return () => window.clearInterval(intervalId);
   }, [refreshIntervalSeconds]);
 
-  return { data, loading, error };
+  return { data, loading, error, triggerRefresh };
 }