feat: initial commit for pixel-snapping components and helpers

Modules/Sidebar/Tabs.qml

@@ -4,6 +4,7 @@ import QtQuick
 import QtQuick.Layouts
 import QtQuick.Templates
 import Quickshell
+import ZShell.Components
 import ZShell.Config
 import qs.Components
 import qs.Services
@@ -27,7 +28,7 @@ Item {
 		currentIndex: root.screenState.sidebarTab
 		implicitHeight: contentHeight
 
-		contentItem: RowLayout {
+		contentItem: SnapLayout {
 			spacing: 0
 
 			Repeater {
@@ -105,7 +106,7 @@ Item {
 			implicitWidth: Math.max(icon.width, label.width)
 
 			StateLayer {
-				color: tab.current ? Colors.palette.m3onPrimary : Colors.palette.m3onSurface
+				color: tab.current ? Colors.palette.m3primary : Colors.palette.m3onSurface
 				radius: Tokens.rounding.small
 
 				onClicked: root.screenState.sidebarTab = tab.TabBar.index