clipboard: add cl copy --download option for images/videos

- offers application/vnd.portal.filetransfer and text/uri-list

quickshell/Modals/DankLauncherV2/Controller.qml

@@ -65,6 +65,12 @@ Item {
         running: false
     }
 
+    Process {
+        id: copyProcess
+        running: false
+        onExited: pasteTimer.start()
+    }
+
     Timer {
         id: pasteTimer
         interval: 200
@@ -83,12 +89,12 @@ Item {
         const pluginId = selectedItem.pluginId;
         if (!pluginId)
             return;
-        const pasteText = AppSearchService.getPluginPasteText(pluginId, selectedItem.data);
-        if (!pasteText)
+        const pasteArgs = AppSearchService.getPluginPasteArgs(pluginId, selectedItem.data);
+        if (!pasteArgs)
             return;
-        Quickshell.execDetached(["dms", "cl", "copy", pasteText]);
+        copyProcess.command = pasteArgs;
+        copyProcess.running = true;
         itemExecuted();
-        pasteTimer.start();
     }
 
     readonly property var sectionDefinitions: [

quickshell/PLUGINS/LauncherExample/README.md

@@ -82,6 +82,10 @@ signal itemsChanged()
 // Required functions
 function getItems(query): array
 function executeItem(item): void
+
+// Optional functions (for Shift+Enter paste support)
+function getPasteText(item): string|null
+function getPasteArgs(item): array|null
 ```
 
 **Item Structure**:

quickshell/Services/AppSearchService.qml

@@ -870,6 +870,26 @@ Singleton {
         return null;
     }
 
+    function getPluginPasteArgs(pluginId, item) {
+        if (typeof PluginService === "undefined")
+            return null;
+
+        const instance = PluginService.pluginInstances[pluginId];
+        if (!instance)
+            return null;
+
+        if (typeof instance.getPasteArgs === "function")
+            return instance.getPasteArgs(item);
+
+        if (typeof instance.getPasteText === "function") {
+            const text = instance.getPasteText(item);
+            if (text)
+                return ["dms", "cl", "copy", text];
+        }
+
+        return null;
+    }
+
     function searchPluginItems(query) {
         if (typeof PluginService === "undefined")
             return [];