Render user picture page with ajax to improve performances

sas/templates/sas/album.jinja

@@ -64,7 +64,11 @@
     <div class="photos" :aria-busy="loading">
       <template x-for="picture in pictures.results">
         <a :href="`/sas/picture/${picture.id}#pict`">
-          <div class="photo" :style="`background-image: url(${picture.thumb_url})`">
+          <div
+            class="photo"
+            :class="{not_moderated: !picture.is_moderated}"
+            :style="`background-image: url(${picture.thumb_url})`"
+          >
             <template x-if="!picture.is_moderated">
               <div class="overlay">&nbsp;</div>
               <div class="text">{% trans %}To be moderated{% endtrans %}</div>