Added dark and SFW modes.

assets/components/releases/releases.vue

@@ -7,12 +7,13 @@
 
         <ul class="nolist tiles">
             <li
-                v-for="release in releases"
+                v-for="(release, index) in releases"
                 :key="`release-${release.id}`"
             >
                 <ReleaseTile
                     :release="release"
                     :referer="referer"
+                    :index="index"
                 />
             </li>
         </ul>
@@ -80,7 +81,7 @@ export default {
 }
 
 .empty {
-    color: $shadow-strong;
+    color: var(--shadow-strong);
     font-weight: bold;
 }