Simplify code

Author: lcharette

app/src/Controller/DocumentationController.php

@@ -54,7 +54,6 @@ public function pageVersioned(string $version, string $path, Response $response,
         return $twig->render($response, $template, [
             'page'        => $page,
             'breadcrumbs' => $this->pagesDirectory->getBreadcrumbsForPage($page),
-            'github'      => $page->getGithub(),
         ]);
     }
 

app/templates/partials/breadcrumbs.html.twig

@@ -21,8 +21,8 @@
         </nav>
     </div>
     <div>
-        {% if github is defined %}
-            <a href="{{ github }}" class="uk-button uk-button-text" target="_blank" rel="noopener">
+        {% if page.github is defined %}
+            <a href="{{ page.github }}" class="uk-button uk-button-text" target="_blank" rel="noopener">
                 <i class="fab fa-github"></i> Edit this page
             </a>
         {% endif %}

app/templates/partials/obsolete.html.twig

@@ -1,6 +1,6 @@
 {% if page.getFrontMatter().obsolete %}
     <div class="uk-alert uk-alert-danger">
         <p class="uk-alert-title"><i class="fa-solid fa-clock uk-icon"></i>Obsolete page</p>
-        <p>This page requires updating for UserFrosting 6. You can help by <a href="{{ github }}">contributing on GitHub</a>.</p>
+        <p>This page requires updating for UserFrosting 6. You can help by <a href="{{ page.github }}">contributing on GitHub</a>.</p>
     </div>
 {% endif %}