diff --git a/.vitepress/theme/index.ts b/.vitepress/theme/index.ts
index b0b6f4e51..ce19ccbf1 100644
--- a/.vitepress/theme/index.ts
+++ b/.vitepress/theme/index.ts
@@ -1,24 +1,30 @@
-import { type Theme } from 'vitepress' // Import the Theme type from VitePress
-import DefaultTheme from 'vitepress/theme' // Import the default VitePress theme
-import Layout from './Layout.vue' // Import the custom layout component
-import Post from './PostLayout.vue' // Import the custom post layout component
-import { loadProgress } from './composables/nprogress' // Import the loadProgress function
-import './style.css' // Import the custom global CSS styles
-import 'uno.css' // Import the uno.css library
+// Import the necessary modules and components
+import { type Theme } from 'vitepress'
+import DefaultTheme from 'vitepress/theme'
+import Layout from './Layout.vue'
+import Post from './PostLayout.vue'
+import { loadProgress } from './composables/nprogress'
+import './style.css'
+import 'uno.css'
 
-// The custom VitePress theme
+// Define the custom VitePress theme
 export default {
-  // Extend the default VitePress theme
   extends: DefaultTheme,
-  // Use the custom layout component
   Layout,
-  // Use the custom post layout component
   Post,
-  // The enhanceApp function is called after the VitePress app is mounted
-  enhanceApp({ router, app }) {
-    // Add the custom post layout component to the VitePress app
-    app.component('Post', Post)
-    // Call the loadProgress function with the router object as an argument
-    loadProgress(router)
+  // Add a setup function to configure the theme
+  setup() {
+    // Call the enhanceApp function to add the custom post layout component and load the progress bar
+    this.enhanceApp({
+      router: this.router,
+      app: this.app,
+      // Define the mount function to be called after the VitePress app is mounted
+      mount(app) {
+        // Add the custom post layout component to the VitePress app
+        app.component('Post', Post)
+        // Call the loadProgress function with the router object as an argument
+        loadProgress(this.router)
+      }
+    })
   }
 } satisfies Theme