tool: add shadcn for ui components

package.json

@@ -16,15 +16,20 @@
 	},
 	"devDependencies": {
 		"@biomejs/biome": "^2.3.14",
+		"@lucide/svelte": "^0.563.1",
 		"@sveltejs/adapter-auto": "^7.0.0",
 		"@sveltejs/adapter-cloudflare": "^7.2.6",
 		"@sveltejs/kit": "^2.50.1",
 		"@sveltejs/vite-plugin-svelte": "^6.2.4",
 		"@tailwindcss/vite": "^4.1.18",
+		"clsx": "^2.1.1",
 		"lefthook": "^2.1.0",
 		"svelte": "^5.48.2",
 		"svelte-check": "^4.3.5",
+		"tailwind-merge": "^3.4.0",
+		"tailwind-variants": "^3.2.2",
 		"tailwindcss": "^4.1.18",
+		"tw-animate-css": "^1.4.0",
 		"typescript": "^5.9.3",
 		"vite": "^7.3.1",
 		"wrangler": "^4.62.0",