add icon for sources #486

Author: peterstadler

templates/includes/preview-sources.html

@@ -1,7 +1,7 @@
 <div xmlns="http://www.w3.org/1999/xhtml" data-template="app:preview">
     <div class="preview-icon">
         <span class="pull-left">
-            <img src="$resources/img/icons/icon_sources.png" class="img-fluid" alt="preview-icon"/>
+            <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><!--!Font Awesome Free 6.7.1 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free Copyright 2024 Fonticons, Inc.--><path fill="#0064b4" d="M80 56a24 24 0 1 1 0 48 24 24 0 1 1 0-48zm32.4 97.2c28-12.4 47.6-40.5 47.6-73.2c0-44.2-35.8-80-80-80S0 35.8 0 80c0 32.8 19.7 61 48 73.3l0 205.3C19.7 371 0 399.2 0 432c0 44.2 35.8 80 80 80s80-35.8 80-80c0-32.8-19.7-61-48-73.3l0-86.6c26.7 20.1 60 32 96 32l86.7 0c12.3 28.3 40.5 48 73.3 48c44.2 0 80-35.8 80-80s-35.8-80-80-80c-32.8 0-61 19.7-73.3 48L208 240c-49.9 0-91-38.1-95.6-86.8zM80 408a24 24 0 1 1 0 48 24 24 0 1 1 0-48zM344 272a24 24 0 1 1 48 0 24 24 0 1 1 -48 0z"/></svg>
         </span>
     </div>
     <div class="media-body">