feat: integrate toast notifications in settings and layout components

- Added ToastService for managing toast notifications.
- Replaced alert in settings component with toast notifications for success and error messages.
- Included ToastComponent in layout for displaying notifications.
- Created loading spinner component for better user experience.
- Implemented domain detail component with detailed views for certificates, requirements, and services.
- Added functionality to manage and display SSL certificates and their statuses.
- Introduced a registry manager class for handling Docker registry operations.

ts/classes/cert-requirement-manager.ts

@@ -8,7 +8,7 @@
 import * as plugins from '../plugins.ts';
 import { logger } from '../logging.ts';
 import { OneboxDatabase } from './database.ts';
-import { OneboxSslManager } from './sslmanager.ts';
+import { OneboxSslManager } from './ssl.ts';
 import type { ICertRequirement, ICertificate, IDomain } from '../types.ts';
 
 export class CertRequirementManager {