chore: update Vuepress, add search bar

package.json

@@ -8,9 +8,12 @@
   "license": "AGPL-3.0",
   "private": true,
   "devDependencies": {
+    "@vuepress/bundler-vite": "^2.0.0-rc.2",
+    "@vuepress/theme-default": "^2.0.0-rc.2",
     "cz-conventional-changelog": "^3.3.0",
     "git-cliff": "^1.1.2",
-    "vuepress": "2.0.0-beta.61"
+    "vuepress": "2.0.0-rc.2",
+    "vuepress-plugin-search-pro": "^2.0.0-rc.15"
   },
   "scripts": {
     "dev": "vuepress dev content",
@@ -19,12 +22,12 @@
   "dependencies": {
     "less": "^4.1.3",
     "nord": "^0.2.1",
-    "rxjs": "^7.8.1",
-    "vuepress-plugin-remove-html-extension": "^0.1.0"
+    "rxjs": "^7.8.1"
   },
   "config": {
     "commitizen": {
       "path": "./node_modules/cz-conventional-changelog"
     }
-  }
+  },
+  "packageManager": "yarn@4.0.2"
 }