Many improvemtns and fixes related to decoupling of svelte and rust on android.

src/lib/components/common/CachedImage.svelte

@@ -61,7 +61,6 @@
       imageUrl = dataUrl;
       error = false;
     } catch (e) {
-      console.error(`Failed to load image ${itemId}:`, e);
       error = true;
       imageUrl = null;
     } finally {
@@ -78,10 +77,12 @@
 
 {#if loading}
   <div class="{className} bg-gray-700 animate-pulse" aria-busy="true" aria-label="Loading image"></div>
-{:else if error}
+{:else if error || !imageUrl}
   <div class="{className} bg-gray-800 flex items-center justify-center">
-    <span class="text-gray-500 text-xs">Failed to load</span>
+    <svg class="w-8 h-8 text-gray-600" fill="currentColor" viewBox="0 0 24 24">
+      <path d="M12 3v10.55c-.59-.34-1.27-.55-2-.55-2.21 0-4 1.79-4 4s1.79 4 4 4 4-1.79 4-4V7h4V3h-6z"/>
+    </svg>
   </div>
-{:else if imageUrl}
+{:else}
   <img src={imageUrl} {alt} class={className} />
 {/if}