feat(installer): rebuild package manager with ui toolkit

package.json

@@ -1,8 +1,8 @@
 {
   "name": "com.cneicy.shrink-installer",
-  "version": "0.1.7",
-  "displayName": "ShrinkSDK Installer",
-  "description": "ShrinkSDK registry bootstrapper and fixed-version package installer.",
+  "version": "0.2.0",
+  "displayName": "ShrinkSDK 包管理",
+  "description": "基于 UI Toolkit 的 ShrinkSDK 固定版本包管理器，提供安装状态、Context 分层与推荐组合。",
   "unity": "2022.3",
   "documentationUrl": "https://git.crash.work/ShrinkSDK/Installer",
   "dependencies": {