show a larger og image preview

Author: doZennn

www/public/index.html

@@ -19,6 +19,7 @@
   <meta property="og:image:width" content="1280" />
   <meta property="og:image:height" content="640" />
   <meta property="og:image:type" content="image/png" />
+  <meta property="twitter:card" content="summary_large_image">
   <meta name="twitter:creator" content="@ZOOMPlatform" />
   <link rel="preconnect" href="https://fonts.googleapis.com">
   <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>