Zmiana iframe listy kanałow na pobierane lokalnie i parsowane

src/components/sections/SectionIframeChannels.astro

@@ -1,20 +1,26 @@
 ---
 import ChannelSwitcher from "../../islands/ChannelSwitcher.jsx";
-
 const { section } = Astro.props;
 ---
-<section class="fuz-section bg-transparent">
+
+<section class="f-section">
   <div class="max-w-7xl mx-auto text-center">
 
     {section.title && (
-      <h2 class="fuz-section-title">{section.title}</h2>
+      <h2 class="f-section-title">{section.title}</h2>
     )}
 
     {section.content && (
-      <div class="fuz-markdown mb-10" set:html={section.html} />
+      <div class="f-markdown mb-10" set:html={section.html} />
     )}
 
-    <ChannelSwitcher client:load sets={section.iframe_sets} title={section.title} />
+    {section.iframe_sets && section.iframe_sets.length > 0 && (
+      <ChannelSwitcher
+        client:load
+        sets={section.iframe_sets}
+        title={section.title}
+      />
+    )}
 
   </div>
 </section>