Update index.template.html

src/index.template.html

@@ -5,6 +5,8 @@
 
     <meta charset="utf-8" />
     <meta name="description" content="<%= productDescription %>" />
+    <meta property="og:title"              content="<%= productName %>" />
+    <meta property="og:description"        content="<%= productDescription %>" />
     <meta name="format-detection" content="telephone=no" />
     <meta name="msapplication-tap-highlight" content="no" />
     <meta