feat: move Reboot button from sidebar to header, between role badge and Sign Out

app/sovran_systemsos_web/static/js/tiles.js

@@ -133,23 +133,6 @@ function renderSidebarSupport(supportServices) {
   var hr = document.createElement("hr");
   hr.className = "sidebar-divider";
   $sidebarSupport.appendChild(hr);
-
-  // ── Restart Entire System button (bottom, visually separated)
-  var restartDivider = document.createElement("hr");
-  restartDivider.className = "sidebar-divider";
-  $sidebarSupport.appendChild(restartDivider);
-
-  var restartBtn = document.createElement("button");
-  restartBtn.className = "sidebar-support-btn sidebar-restart-btn";
-  restartBtn.id = "sidebar-btn-restart";
-  restartBtn.innerHTML =
-    '<span class="sidebar-support-icon sidebar-restart-icon" aria-hidden="true">\u21BB</span>' +
-    '<span class="sidebar-support-text">' +
-      '<span class="sidebar-support-title">Restart Entire System</span>' +
-      '<span class="sidebar-support-hint sidebar-restart-hint">Restarts the computer, desktop, and all services</span>' +
-    '</span>';
-  restartBtn.addEventListener("click", function() { openRestartConfirmDialog(); });
-  $sidebarSupport.appendChild(restartBtn);
 }
 
 function buildTile(svc) {