feat(playground): update dependencies and remove unused react-hook-form components and demo

Author: Ohh-889

playground/package.json

@@ -17,12 +17,7 @@
   "bugs": {
     "url": "https://github.com/Ohh-889/soybean-react-ui/issues"
   },
-  "keywords": [
-    "UI",
-    "tailwind-css",
-    "shadcn-ui",
-    "react"
-  ],
+  "keywords": ["UI", "tailwind-css", "shadcn-ui", "react"],
   "scripts": {
     "build": "next build",
     "build:ui": "pnpm --filter soybean-react-ui build",
@@ -32,13 +27,13 @@
     "dev:playground": "next dev --turbopack",
     "dev:ui": "pnpm --filter soybean-react-ui dev",
     "lint": "next lint",
+    "lint:pkg": "eslint ./package.json --fix",
     "preview": "opennextjs-cloudflare build && opennextjs-cloudflare preview",
     "start": "next start",
     "upload": "opennextjs-cloudflare build && opennextjs-cloudflare upload",
     "worker:build": "opennextjs-cloudflare build"
   },
   "dependencies": {
-    "@hookform/resolvers": "^5.2.1",
     "async-validator": "^4.2.5",
     "embla-carousel-autoplay": "8.6.0",
     "grapheme-splitter": "1.0.4",
@@ -47,7 +42,6 @@
     "next-themes": "0.4.6",
     "react": "19.1.0",
     "react-dom": "19.1.0",
-    "react-hook-form": "^7.62.0",
     "react-hotkeys-hook": "5.1.0",
     "soybean-react-ui": "workspace:*",
     "zod": "4.0.17"
@@ -61,6 +55,7 @@
     "eslint-config-next": "15.3.4",
     "tailwindcss": "4.1.11",
     "tailwindcss-animate": "1.0.7",
+    "tsx": "4.20.3",
     "tw-animate-css": "1.3.6",
     "wrangler": "4.24.3"
   }