Others' downloads stay off your page (#294)

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

web/src/events.ts

@@ -23,6 +23,8 @@ function connect(){
   const preloadSoon=soon(preloadLists,2000);
   sse.onmessage=m=>{
     let ev; try{ ev=JSON.parse(m.data) }catch{ return }
+    // Someone else's download is theirs: its file's name and its failure stay off this page (#294).
+    if((ev.ev==='progress'||ev.ev==='download_error')&&!mine(ev.feed)) return;
     if(ev.ev==='progress'){
       const pct=ev.total?ev.done/ev.total*100:0;
       // Only the row actually downloading. Without the enclosure id this used to paint