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/libphonenumber-js/max/metadata/package.json

@@ -0,0 +1,16 @@
+{
+  "private": true,
+  "name": "libphonenumber-js/max/metadata",
+  "main": "./metadata.max.json",
+  "module": "./metadata.max.json.js",
+  "types": "./metadata.max.json.d.ts",
+  "type": "module",
+  "exports": {
+    ".": {
+      "types": "./metadata.max.json.d.ts",
+      "import": "./metadata.max.json.js",
+      "require": "./metadata.max.json"
+    }
+  },
+  "sideEffects": false
+}