Add Alt text for project icon in `templates/project.html`

templates/project.html

@@ -22,7 +22,7 @@
     <div class="container">
       <div class="columns is-vcentered">
         <div class="column is-one-third circle-bg">
-          <img class="is-1by1" src="/{{ section.extra.title_icon }}" alt="">
+          <img class="is-1by1" src="/{{ section.extra.title_icon }}" alt="Projekt-Icon">
         </div>
         <div class="project-theses">
           {% for thesis in section.extra.theses %}