Say nothing in an empty list or an empty reader

Asked for: "Nothing here yet — try Scan now." and "Pick an item to read it." are gone. A search
that finds nothing still says so, as the words typed are the reason.

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

web/src/items.ts

@@ -39,7 +39,8 @@ function renderEntries(){
   const pane=$('#list'), top=pane?pane.scrollTop:0;
   box.innerHTML='';
   if(!S.entries.length){
-    box.innerHTML=`<p class="empty">${S.q?'Nothing matches that search.':'Nothing here yet — try Scan now.'}</p>`;
+    // Said only for a search, where the words typed are why; an empty feed or tab speaks for itself.
+    if(S.q) box.innerHTML='<p class="empty">Nothing matches that search.</p>';
     return;
   }
   for(const e of S.entries) box.appendChild(epEl(e));
@@ -265,7 +266,7 @@ function showDetail(e){
   syncTools(e);
   if(!e){
     dropTurned(S.sel);
-    box.innerHTML='<p class="empty">Pick an item to read it.</p>';
+    box.innerHTML='';
     if(files) files.innerHTML='<p class="empty">No files</p>';
     return;
   }