Added network page and sites back-end. Split release tiles into own component.

assets/components/release/release.vue

@@ -78,17 +78,14 @@
             </template>
 
             <a
-                v-if="release.network.url"
-                :href="release.network.url"
+                :href="`/network/${release.network.slug}`"
                 target="_blank"
                 rel="noopener noreferrer"
                 class="network-link"
             >{{ release.network.name }}:</a>
 
-            <span v-else>{{ release.network.name }}:</span>
-
             <a
-                :href="release.site.url"
+                :href="`/site/${release.site.slug}`"
                 target="_blank"
                 rel="noopener noreferrer"
                 class="site-link"
@@ -102,8 +99,8 @@
             <Icon icon="stopwatch" />
 
             <span
-                class="duration-segment"
                 v-if="release.duration >= 3600"
+                class="duration-segment"
             >{{ Math.floor(release.duration / 3600) }}:</span>
             <span class="duration-segment">{{ Math.floor((release.duration % 3600) / 60).toString().padStart(2, '0') }}:</span>
             <span class="duration-segment">{{ (release.duration % 60).toString().padStart(2, '0') }}</span>