feat: 新增了代码编辑插件的主题选择（当然样式还是没改）

package.json

@@ -22,6 +22,7 @@
         "@codemirror/lang-vue": "^0.1.3",
         "@codemirror/lang-xml": "^6.1.0",
         "@codemirror/lang-yaml": "^6.1.1",
+        "@uiw/codemirror-theme-vscode": "^4.23.0",
         "@vicons/ionicons5": "^0.12.0",
         "axios": "^1.7.3",
         "codemirror": "^6.0.1",