Try to trigger advanced markdown unfurling

Author: AbrilRBS

app.js

@@ -345,7 +345,8 @@ aws.initConfig(awsProps)
                                 const sources = utils.glGetEditorSources(config.content);
                                 if (sources.length === 1) {
                                     const lang = languages[sources[0].language];
-                                    metadata.ogDescription = sources[0].source;
+                                    metadata.ogDescription = '```' + lang.id + '\n' + sources[0].source + '\n```';
+                                    //metadata.ogDescription = sources[0].source;
                                     if (lang) {
                                         metadata.ogTitle += ` - ${lang.name}`;
                                     }

views/head.pug

@@ -17,7 +17,7 @@ meta(name="twitter:card" content="summary")
 meta(name="twitter:site" content="@mattgodbolt")
 meta(property="og:image" content=require("ce-icon.png"))
 meta(property="og:image:secure_url" content=require("ce-icon.png"))
-meta(property="og:image:type" content="image/jpg")
+meta(property="og:image:type" content="image/png")
 meta(property="og:image:width" content="145")
 meta(property="og:image:height" content="145")
 meta(name="author" content="Matt Godbolt")