Refactor(frontend): Refactor frontend using Lit

Refactor(database): use gorm+sqlite instead of bbolt
Feat: Add delete short link functionality
Fix: Load correct configuration template during meta config conversion

server/frontend/package.json

@@ -0,0 +1,22 @@
+{
+  "name": "sub2clash-frontend",
+  "private": true,
+  "version": "0.0.0",
+  "type": "module",
+  "scripts": {
+    "dev": "vite",
+    "build": "tsc && vite build",
+    "preview": "vite preview"
+  },
+  "dependencies": {
+    "@tailwindcss/vite": "^4.1.14",
+    "axios": "^1.12.2",
+    "daisyui": "^5.3.7",
+    "lit": "^3.3.1",
+    "tailwindcss": "^4.1.14"
+  },
+  "devDependencies": {
+    "typescript": "~5.9.3",
+    "vite": "^7.1.7"
+  }
+}