add now playing info

quickshell/services/NowPlayingService.qml

@@ -0,0 +1,43 @@
+import Quickshell.Io
+import QtQuick
+
+Item {
+    id: root
+
+    property string artist: ""
+    property string title: ""
+    property string artUrl: ""
+    property bool isPlaying: false
+
+    Process {
+        id: playerctlProc
+        // we need a separator, so use |||
+        command: ["playerctl", "metadata", "--format", "{{artist}}|||{{title}}|||{{mpris:artUrl}}|||{{status}}"]
+        stdout: StdioCollector {
+            onStreamFinished: {
+                var text = this.text.trim();
+                if (!text) {
+                    root.artist = "";
+                    root.title = "";
+                    root.artUrl = "";
+                    root.isPlaying = false;
+                    return;
+                }
+                var parts = text.split("|||");
+                root.artist = parts[0] || "";
+                root.title = parts[1] || "";
+                root.artUrl = parts[2] || "";
+                root.isPlaying = (parts[3] || "").trim() === "Playing";
+            }
+        }
+    }
+
+    Timer {
+        interval: 2000
+        running: true
+        repeat: true
+        onTriggered: playerctlProc.running = true
+    }
+
+    Component.onCompleted: playerctlProc.running = true
+}