Unify config into shell.json and add Noctalia plugin support

default/quickshell/omarchy-shell/Widgets/NText.qml

@@ -0,0 +1,19 @@
+import QtQuick
+import qs.Commons
+
+// Noctalia compat shim. The original supports pointSize (interpreted as
+// pixel size in Noctalia) plus an applyUiScale flag. We translate to
+// font.pixelSize directly; uiScaleRatio comes from Style.
+Text {
+  id: root
+  property real pointSize: 12
+  property bool applyUiScale: true
+  property var customFont: null
+
+  color: Color.mOnSurface
+  font.family: customFont || "JetBrainsMono Nerd Font"
+  font.pixelSize: Math.round(pointSize * (applyUiScale ? Style.uiScaleRatio : 1))
+  font.weight: Style.fontWeightRegular
+  verticalAlignment: Text.AlignVCenter
+  renderType: Text.NativeRendering
+}