Tally follows MMO Stream (darkice connected) automatically

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

web/static/host.js

@@ -56,6 +56,9 @@ function render(s){
   $('#tally').textContent = onAir ? '● ON AIR' : 'Off air';
   $('#tally').classList.toggle('on', onAir);
   $('#tally').disabled = !s.link;
+  $('#tallyhint').textContent = s.tallyAuto
+    ? 'Auto: follows MMO Stream (' + (s.streamLive ? 'streaming now' : 'not streaming') + '). Click to override until the stream next starts or stops. Sign only, no audio change.'
+    : 'Guest\'s tally light - sign only, no audio change';
   checkTrouble(s.call);
   $('#copy').disabled = $('#revoke').disabled = !s.link;
   const name = s.guestName || 'Guest (anonymous)';