Dock: Add option to filter by output.

Modules/Dock/Dock.qml

@@ -51,6 +51,9 @@ Variants {
       function onPinnedAppsChanged() {
         updateDockApps()
       }
+      function onOnlySameOutputChanged() {
+        updateDockApps()
+      }
     }
 
     // Initial update when component is ready
@@ -108,7 +111,10 @@ Variants {
       // Strategy: Maintain app positions as much as possible
       // 1. First pass: Add all running apps (both pinned and non-pinned) in their current order
       runningApps.forEach(toplevel => {
-                            if (toplevel && toplevel.appId) {
+                            if (
+                              toplevel && toplevel.appId
+                              && !(Settings.data.dock.onlySameOutput && toplevel.screens && !toplevel.screens.includes(modelData))
+                            ) {
                               const isPinned = pinnedApps.includes(toplevel.appId)
                               const appType = isPinned ? "pinned-running" : "running"