Tons of small changes, add SidePanel, NCard, NCircleStat, NSystemMnitor

Widgets/NBox.qml

@@ -0,0 +1,20 @@
+import QtQuick
+import qs.Services
+
+// Rounded group container using the variant surface color.
+// To be used in side panels and settings panes to group fields or buttons.
+Rectangle {
+  id: root
+
+  readonly property real scaling: Scaling.scale(screen)
+
+  implicitWidth: childrenRect.width
+  implicitHeight: childrenRect.height
+
+  color: Colors.surfaceVariant
+  radius: Style.radiusMedium * scaling
+  border.color: Colors.backgroundTertiary
+  border.width: Math.min(1, Style.borderThin * scaling)
+  clip: true
+}
+