Update default.html

add directory listing

Author: jjmax75

_layouts/default.html

@@ -21,6 +21,19 @@ <h1><a href="{{ "/" | absolute_url }}">{{ site.title | default: site.github.repo
         {% endif %}
 
         <p>{{ site.description | default: site.github.project_tagline }}</p>
+        
+        <script>
+      (async () => {
+        const response = await fetch('https://api.github.com/repos/:user/:repo/contents/');
+        const data = await response.json();
+        let htmlString = '<ul>';
+        for (let file of data) {
+          htmlString += `<li><a href="${file.path}">${file.name}</a></li>`;
+        }
+        htmlString += '</ul>';
+        document.getElementsByTagName('body')[0].innerHTML = htmlString;
+      })()
+    </script>
 
         {% if site.github.is_project_page %}
         <p class="view"><a href="{{ site.github.repository_url }}">View the Project on GitHub <small>{{ site.github.repository_nwo }}</small></a></p>