Align sidebar loading indicators and history heading

js/subscriptions.js

@@ -9,6 +9,7 @@ import {
   buildSubscriptionListEvent,
   SUBSCRIPTION_LIST_IDENTIFIER,
 } from "./nostrEventSchemas.js";
+import { getSidebarLoadingMarkup } from "./sidebarLoading.js";
 
 function getAbsoluteShareUrl(nevent) {
   if (!nevent) {
@@ -226,6 +227,8 @@ class SubscriptionsManager {
       return;
     }
 
+    container.innerHTML = getSidebarLoadingMarkup("Fetching subscriptions…");
+
     // Gather all videos
     const videos = await this.fetchSubscribedVideos(channelHexes);
     this.renderSameGridStyle(videos, containerId);