add: more things

Signed-off-by: Kenneth Obsequio <k80308392@gmail.com>

src/components/generic/Blocks/Client/ImageBlock.jsx

@@ -1,8 +1,25 @@
 import { ImageIcon } from "lucide-react";
 import { ZoomableImage } from "@/modules/admin/components/courses/LessonsPreview";
+import { useAssetPreviewSrc } from "@/hooks/useAssetPreviewSrc";
+import { MediaFallback } from "@/components/generic/MediaFallback";
 
+// content shape: { asset_id?, url?, storage_provider?, alt? }
+//
+// url is redacted (null) server-side for S3 assets — see redactS3Url() in
+// controllers/admin/assets.controller.js. Resolve through useAssetPreviewSrc
+// (media.util.js) instead of reading content.url directly, so S3-backed
+// images re-mint a fresh stream token/thumbnail at render time.
 export function ImageBlock({ content }) {
-    if (!content.url) {
+    const { src, loading } = useAssetPreviewSrc(
+        { asset_id: content?.asset_id, storage_provider: content?.storage_provider, file_url: content?.url, thumbnail_url: content?.url },
+        { scope: "client" },
+    );
+
+    if (loading) {
+        return <MediaFallback className="aspect-video rounded-lg" />;
+    }
+
+    if (!src) {
         return (
             <div className="flex items-center justify-center aspect-video rounded-lg border border-dashed text-xs text-muted-foreground bg-muted/20 gap-1.5">
                 <ImageIcon className="h-4 w-4" />
@@ -11,5 +28,5 @@ export function ImageBlock({ content }) {
         );
     }
 
-    return <ZoomableImage url={content.url} alt={content.alt} />;
-}
+    return <ZoomableImage url={src} alt={content?.alt} />;
+}