feat: Reinitialize frontend with SvelteKit and TypeScript

- Delete old Vite+Svelte frontend
- Initialize new SvelteKit project with TypeScript
- Configure Tailwind CSS v4 + DaisyUI
- Implement JWT authentication with auto-refresh
- Create login page with form validation (Zod)
- Add protected route guards
- Update Docker configuration for single-stage build
- Add E2E tests with Playwright (6/11 passing)
- Fix Svelte 5 reactivity with $state() runes

Known issues:
- 5 E2E tests failing (timing/async issues)
- Token refresh implementation needs debugging
- Validation error display timing

frontend/node_modules/happy-dom/cjs/nodes/node/ICachedMatchesResult.d.ts

@@ -0,0 +1,8 @@
+import ISelectorMatch from '../../query-selector/ISelectorMatch.cjs';
+import ICachedResult from './ICachedResult.cjs';
+export default interface ICachedMatchesResult extends ICachedResult {
+    result: {
+        match: ISelectorMatch | null;
+    } | null;
+}
+//# sourceMappingURL=ICachedMatchesResult.d.ts.map