Show the accent, not words, past the last item when swiping

Asked for: swiping on from the last item in the reader showed "No more items" in faint text beside
it; the pane is now the theme's accent colour and says nothing, the colour saying it is the end.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

web/src/gestures.ts

@@ -95,7 +95,7 @@ document.addEventListener('touchmove', ev => {
 }, {passive: false});
 
 /// On a phone, what lies beside the reader while it is dragged by dx: the item it will move on
-/// to, a note that there are no more, or, going back to the list, a dimmer over the list. The
+/// to, the accent past the last one, or, going back to the list, a dimmer over the list. The
 /// reader sits over the list there, and moving it alone showed the list through the gap it left
 /// (issue #52). Kept outside #content, which every feed render rebuilds, and inert, since its
 /// copy of the reader's markup repeats the reader's ids.
@@ -109,7 +109,7 @@ function beside(dx: number){
   }
   if(p.dataset.key !== kind + (e?.guid || '')){
     p.dataset.key = kind + (e?.guid || ''); p.className = kind;
-    p.innerHTML = e ? `<div>${detailHtml(e)}</div>` : kind === 'end' ? '<p>No more items</p>' : '';
+    p.innerHTML = e ? `<div>${detailHtml(e)}</div>` : '';
   }
   return p;
 }