feat: add DNS provider management features

- Implement DNSProviderCard component for displaying individual DNS provider details.
- Create DNSProviderForm component for adding and editing DNS providers.
- Add DNSProviderSelector component for selecting DNS providers in forms.
- Introduce useDNSProviders hook for fetching and managing DNS provider data.
- Add DNSProviders page for listing and managing DNS providers.
- Update layout to include DNS Providers navigation.
- Enhance UI components with new badge styles and improved layouts.
- Add default provider schemas for various DNS providers.
- Integrate translation strings for DNS provider management.
- Update Vite configuration for improved chunking and performance.

frontend/src/api/proxyHosts.ts

@@ -44,6 +44,7 @@ export interface ProxyHost {
   certificate?: Certificate | null;
   access_list_id?: number | null;
   security_header_profile_id?: number | null;
+  dns_provider_id?: number | null;
   security_header_profile?: {
     id: number;
     uuid: string;