fix(ui): sync role select to live role; mark RF chip unavailable on poll failure

payload/user/remote_access/pager-webui/www/js/views.js

@@ -482,6 +482,7 @@ views.pineap = (root) => {
   const rfResult = h('div', { class: 'mk8-rf-result', text: '' });
   function renderRfStatus(d) {
     const role = d.role || 'idle';
+    if (document.activeElement !== rfSel) rfSel.value = role;
     rfStatusBadge.textContent = role.toUpperCase();
     rfStatusBadge.className = 'badge ' +
       (role === 'uplink' ? (d.assoc ? 'on' : 'warn') : role === 'attack' ? 'warn' : 'off');