DOCUMENTATION: add documentation for controller with sitemap

app/Http/Controllers/Sitemap.php

@@ -22,13 +22,22 @@ class Sitemap extends Controller
         $this->content = $content;
     }
 
+    /**
+     * Get sitemap for all content pages
+     * 
+     * @return mixed
+     */
     public function getMap()
     {
+        // load all public pages
         $pages = $this->content->getPageQuery()
                                ->get();
 
 
+        // iterate over all pages and add tag for each of them
         foreach ($pages as $page) {
+            
+            // is this page a homepage? because of URL
             if ($page->is_homepage) {
                 $route = route('page.index');
                 $priority = 1;
@@ -37,10 +46,12 @@ class Sitemap extends Controller
                 $priority = 0.8;
             }
 
+            // add to all pages
             \Sitemap::addTag($route, $page->updated_at, 'daily', $priority);
 
         }
 
+        // print sitemap
         return \Sitemap::render();
     }
 }