Baseline: omarchy.indicators as shipped

Indicators.qml and the six indicator files exactly as they ship in
omarchy-dev 4.0.0.r1744.gf002044, alongside the manifest `omarchy plugin
clone` generates.

Kept on its own branch so `git diff stock..master` shows precisely what
this fork changes.

indicators/StayAwake.qml

@@ -0,0 +1,20 @@
+import QtQuick
+import qs.Ui
+
+BarIndicator {
+  id: root
+
+  readonly property var idleService: bar?.shell?.firstPartyServiceFor("omarchy.idle")
+
+  active: idleService ? idleService.stayAwake : false
+  activeText: "󰅶"
+  inactiveText: "󰅶"
+  activeTooltipText: "Allow Idle Lock & Screensaver"
+  inactiveTooltipText: "Stay Awake"
+
+  function toggle() {
+    if (root.idleService) root.idleService.setIdleEnabled(root.active)
+  }
+
+  onPressed: function() { root.toggle() }
+}