update plugin configurations

docs/.vuepress/config.ts

@@ -69,6 +69,20 @@ export default defineUserConfig({
         },
       },
     },
+
+    themePlugins: {
+      seo: {
+        autoDescription: false,
+        isArticle: () => false,
+      },
+      linksCheck: {
+        build: "error",
+      },
+      mediumZoom: false,
+      sitemap: {
+        changefreq: "monthly",
+      },
+    },
   }),
 
   plugins: [

docs/.vuepress/theme.ts

@@ -1,10 +1,10 @@
-import { defaultTheme } from '@vuepress/theme-default'
+import { DefaultThemeOptions, defaultTheme } from "@vuepress/theme-default";
 
-export const mkMyTheme = (options) => {
+export const mkMyTheme = (options: DefaultThemeOptions) => {
   // returns a theme object
   return {
-    name: 'my-theme',
+    name: "my-theme",
 
     extends: defaultTheme(options),
-  }
-}
+  };
+};