feat: initial commit for pixel-snapping components and helpers

Modules/Dock/Parts/DockAppButton.qml

@@ -4,6 +4,7 @@ import Quickshell
 import Quickshell.Widgets
 import qs.Components
 import qs.Helpers
+import ZShell.Components
 import ZShell.Config
 import qs.Services
 
@@ -29,7 +30,10 @@ CustomRect {
 		active: !isSeparator
 		anchors.centerIn: parent
 
-		sourceComponent: ColumnLayout {
+		sourceComponent: SnapLayout {
+			spacing: Tokens.spacing.extraSmall
+			orientation: Qt.Vertical
+
 			IconImage {
 				id: icon
 
@@ -38,8 +42,9 @@ CustomRect {
 				source: Quickshell.iconPath(AppSearch.guessIcon(appToplevel?.appId), "image-missing")
 			}
 
-			RowLayout {
+			SnapLayout {
 				Layout.alignment: Qt.AlignHCenter
+
 				spacing: 3
 
 				Repeater {