Refactor Instagram post description display in EntryPage

client/src/pages/EntryPage.tsx

@@ -101,7 +101,9 @@ export default function EntryPage() {
               {ig.full_name && <span className="muted"> · {ig.full_name}</span>}
             </div>
             <div className="muted">{postDate || ig.post_date || 'Date unknown'}</div>
-            {ig.description && <p className="ig-desc">{ig.description}</p>}
+            {ig.description && (
+              <ExpandableText text={ig.description} />
+            )}
           </div>
         </div>
       )}