fix: giscus for default lang(English)

docs/.vitepress/theme/index.ts

@@ -1,13 +1,13 @@
-// .vitepress/theme/index.ts
+// https://github.com/T-miracle/vitepress-plugin-comment-with-giscus
 import DefaultTheme from "vitepress/theme"
 import giscusTalk from "vitepress-plugin-comment-with-giscus"
 import { useData, useRoute } from "vitepress"
+import { toRefs } from "vue"
 
 // custom CSS
 import "../style/print.css"
 
 export default {
-  // Extending the Default Theme
   ...DefaultTheme,
   enhanceApp(ctx) {
     DefaultTheme.enhanceApp(ctx)
@@ -15,7 +15,7 @@ export default {
   },
   setup() {
     // Get frontmatter and route
-    const { frontmatter } = useData()
+    const { frontmatter } = toRefs(useData())
     const route = useRoute()
 
     // Obtain configuration from: https://giscus.app/
@@ -25,10 +25,21 @@ export default {
         repoId: "R_kgDOJzAhDA",
         category: "Announcements", // default: `General`
         categoryId: "DIC_kwDOJzAhDM4CXtJ8",
+
         mapping: "pathname", // default: `pathname`
         inputPosition: "top", // default: `top`
-        lang: "en", // default: `zh-CN`
+        lang: "en-US", // default: `zh-CN`
-        loading: "lazy",
+        // i18n setting (Note: This configuration will override the default language set by lang)
+        // Configured as an object with key-value pairs inside:
+        // [your i18n configuration name]: [corresponds to the language pack name in Giscus]
+        locales: {
+          "zh-CN": "zh-CN",
+          "en-US": "en",
+          // "ja-JP": "ja",
+        },
+        // Avoid mismatches due to GitHub's fuzzy searching method when there are multiple discussions with similar titles/pathname.
+        strict: "1",
+        homePageShowComment: false, // Whether to display the comment area on the homepage, the default is false
         lightTheme: "light", // default: `light`
         darkTheme: "transparent_dark", // default: `transparent_dark`
         // ...