Serve 503 when PocketBase is unavailable across all content pages

Elternbeirat.Web/Features/Embeds/PostsEmbed.razor

@@ -1,23 +1,18 @@
-<section class="embed embed-posts">
-    <h2>Aktuelle Beiträge</h2>
-
-    @if (_latest.Count == 0)
-    {
-        <p>Zurzeit gibt es keine Beiträge.</p>
-    }
-    else
-    {
+@if (_latest.Count > 0)
+{
+    <section class="embed embed-posts">
+        <h2>Aktuelle Beiträge</h2>
         <ul class="post-list">
             @foreach (var post in _latest)
             {
                 <li>
                     <a href="@($"/posts/{post.Slug}")">@post.Title</a>
-                    <time datetime="@post.Date.ToString("yyyy-MM-dd")">
-                        @post.Date.ToString("d. MMMM yyyy", German)
+                    <time datetime="@post.Date.ToString("yyyy-MM-dd", CultureInfo.InvariantCulture)">
+                        @post.Date.ToString("d. MMMM yyyy", Cultures.German)
                     </time>
                 </li>
             }
         </ul>
         <p class="embed-more"><a href="/posts">Alle Beiträge <span aria-hidden="true">&rarr;</span></a></p>
-    }
-</section>
+    </section>
+}