docs: add meta og:description (#16862)

* docs: add meta `og:description`

* docs: add og:image:width

* docs: add meta

docs/.vitepress/config/head.ts

@@ -58,6 +58,27 @@ export const head: HeadConfig[] = [
       content: '/images/element-plus-og-image.png',
     },
   ],
+  [
+    'meta',
+    {
+      property: 'og:image:width',
+      content: '1200',
+    },
+  ],
+  [
+    'meta',
+    {
+      property: 'og:image:height',
+      content: '630',
+    },
+  ],
+  [
+    'meta',
+    {
+      property: 'og:description',
+      content: 'A Vue 3 based component library for designers and developers',
+    },
+  ],
   [
     'script',
     {},