Give the pages one switch and one prefix each

Three pages had reimplemented the same sliding toggle, and two both claimed
vv-set-* with disjoint class names, which reads as shared and is not.

Plugin/unraid/pages/rsync.php

@@ -95,10 +95,6 @@
 /* Settings */
 .vv-ry-set-grid { display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin-top:6px; }
 .vv-ry-toggle  { display:inline-flex;align-items:center;gap:8px;cursor:pointer;user-select:none; }
-.vv-ry-toggle-track { width:32px;height:18px;border-radius:9px;background:#222;border:1px solid #333;position:relative;transition:background .15s,border-color .15s;flex-shrink:0; }
-.vv-ry-toggle-track.on { background:#1a3a1a;border-color:#2d5a2d; }
-.vv-ry-toggle-track::after { content:'';position:absolute;top:2px;left:2px;width:12px;height:12px;border-radius:50%;background:#555;transition:left .15s,background .15s; }
-.vv-ry-toggle-track.on::after { left:16px;background:#4caf50; }
 .vv-ry-toggle-lbl { font-size:11px;color:#666; }
 .vv-ry-set-row { display:flex;align-items:center;gap:10px;margin:4px 0; }
 .vv-ry-set-lbl { font-size:11px;color:#555;width:130px;flex-shrink:0; }
@@ -852,7 +848,7 @@ function _startLogPoll() {
 function _toggle(name, currentVal, label) {
   const id = 'vv-ry-tog-' + name;
   return `<label class="vv-ry-toggle" title="${name}">
-    <div class="vv-ry-toggle-track ${currentVal ? 'on' : ''}" id="${id}"
+    <div class="vv-cf-track ${currentVal ? 'on' : ''}" id="${id}"
          onclick="vvRyToggle(this,'${name}')"></div>
     <span class="vv-ry-toggle-lbl">${label}</span>
   </label>`;