add systemd and machinectl bar modules with applets

shell/modules/Bar.qml

@@ -185,6 +185,8 @@ PanelWindow {
                 M.TemperatureModule {}
                 M.WeatherModule {}
                 M.DiskModule {}
+                M.SystemdModule {}
+                M.MachinectlModule {}
             }
 
             // Power + Dock

shell/modules/MachinectlModule.qml

@@ -0,0 +1,44 @@
+import QtQuick
+import Quickshell
+import "." as M
+import "../services" as S
+import "../applets" as C
+
+M.BarModule {
+    id: root
+    active: S.Modules.machinectl.enable
+    tooltip: {
+        const n = S.MachinectlService.machines.length;
+        return n === 0 ? "no containers" : n + " container" + (n === 1 ? "" : "s");
+    }
+    panelNamespace: "nova-machinectl"
+    panelContentWidth: 320
+    panelComponent: Component {
+        C.MachinectlApplet {
+            width: parent.width
+            accentColor: root.accentColor
+            active: root._showPanel
+        }
+    }
+
+    Connections {
+        target: S.MachinectlService
+        function onMachineReady() {
+            root.keepPanelOpen(300);
+        }
+    }
+
+    readonly property color _stateColor: S.MachinectlService.anyUnhealthy ? S.Theme.base0A : root.accentColor
+
+    M.BarIcon {
+        icon: ""
+        color: root._stateColor
+        anchors.verticalCenter: parent.verticalCenter
+    }
+    M.BarLabel {
+        label: S.MachinectlService.machines.length.toString()
+        minText: "9"
+        color: root._stateColor
+        anchors.verticalCenter: parent.verticalCenter
+    }
+}

shell/modules/SystemdModule.qml

@@ -0,0 +1,55 @@
+import QtQuick
+import Quickshell
+import "." as M
+import "../services" as S
+import "../applets" as C
+
+M.BarModule {
+    id: root
+    active: S.Modules.systemd.enable
+    tooltip: {
+        const sys = S.SystemdService.systemState;
+        const fc = S.SystemdService.totalFailedCount;
+        return "systemd: " + sys + (fc > 0 ? " (" + fc + " failed)" : "");
+    }
+    panelNamespace: "nova-systemd"
+    panelContentWidth: 300
+    panelComponent: Component {
+        C.SystemdApplet {
+            width: parent.width
+            accentColor: root.accentColor
+            active: root._showPanel
+        }
+    }
+
+    Connections {
+        target: S.SystemdService
+        function onSystemUnitsChanged() {
+            root.keepPanelOpen(300);
+        }
+        function onUserUnitsChanged() {
+            root.keepPanelOpen(300);
+        }
+    }
+
+    readonly property color _stateColor: {
+        const st = S.SystemdService.systemState;
+        if (st === "running")
+            return root.accentColor;
+        if (st === "degraded")
+            return S.Theme.base0A;
+        return S.Theme.base08;
+    }
+
+    M.BarIcon {
+        icon: ""
+        color: root._stateColor
+        anchors.verticalCenter: parent.verticalCenter
+    }
+    M.BarLabel {
+        label: S.SystemdService.totalFailedCount > 0 ? S.SystemdService.totalFailedCount + " failed" : S.SystemdService.systemState
+        minText: "degraded"
+        color: root._stateColor
+        anchors.verticalCenter: parent.verticalCenter
+    }
+}

shell/modules/qmldir

@@ -16,6 +16,7 @@ DockModule 1.0 DockModule.qml
 GpuModule 1.0 GpuModule.qml
 HoverPanel 1.0 HoverPanel.qml
 IdleInhibitorModule 1.0 IdleInhibitorModule.qml
+MachinectlModule 1.0 MachinectlModule.qml
 MemoryModule 1.0 MemoryModule.qml
 MprisModule 1.0 MprisModule.qml
 NetworkModule 1.0 NetworkModule.qml
@@ -31,6 +32,7 @@ ProcessList 1.0 ProcessList.qml
 PulseAnimation 1.0 PulseAnimation.qml
 ScreenCapture 1.0 ScreenCapture.qml
 ScreenCorners 1.0 ScreenCorners.qml
+SystemdModule 1.0 SystemdModule.qml
 TemperatureModule 1.0 TemperatureModule.qml
 ThemedIcon 1.0 ThemedIcon.qml
 Tooltip 1.0 Tooltip.qml