show channel count in subscriptions page

src/components/SubscriptionsPage.vue

@@ -1,13 +1,15 @@
 <template>
     <h1 class="font-bold text-center" v-t="'titles.subscriptions'" />
 
-    <div v-if="authenticated">
+    <div v-if="authenticated" class="flex justify-between w-full">
+        <div>
             <button class="btn mr-0.5">
                 <router-link to="/import" v-t="'actions.import_from_json'" />
             </button>
-
             <button class="btn" @click="exportHandler" v-t="'actions.export_to_json'" />
         </div>
+        <i18n-t keypath="subscriptions.subscribed_channels_count">{{ subscriptions.length }}</i18n-t>
+    </div>
     <hr />
 
     <div class="grid">

src/locales/en.json

@@ -129,5 +129,8 @@
         "music_videos": "YT Music: Videos",
         "music_albums": "YT Music: Albums",
         "music_playlists": "YT Music: Playlists"
+    },
+    "subscriptions": {
+        "subscribed_channels_count": "Subscribed to: {0}"
     }
 }