LockScreen: add slight delay for pam to initilize before suspend

Modules/LockScreen/LockScreen.qml

@@ -20,7 +20,26 @@ Loader {
   // Track if the visualizer should be shown (lockscreen active + media playing + non-compact mode)
   readonly property bool needsCava: root.active && !Settings.data.general.compactLockScreen && Settings.data.audio.visualizerType !== "" && Settings.data.audio.visualizerType !== "none"
 
+  // Readiness for suspend - wait a bit to ensure PAM (fprintd) has time to initialize
+  property bool readyForSuspend: false
+
+  Timer {
+    id: suspendReadinessTimer
+    interval: 800 // 800ms should be enough for PAM to start
+    repeat: false
+    running: root.active
+    onTriggered: {
+      root.readyForSuspend = true;
+      Logger.i("LockScreen", "Ready for suspend (PAM initialization time elapsed)");
+    }
+  }
+
   onActiveChanged: {
+    if (root.active) {
+      root.readyForSuspend = false;
+      suspendReadinessTimer.restart();
+    }
+
     if (root.active && root.needsCava) {
       CavaService.registerComponent("lockscreen");
     } else {

Services/Compositor/CompositorService.qml

@@ -478,12 +478,29 @@ Singleton {
 
       // Check if lock screen is now active
       if (PanelService && PanelService.lockScreen && PanelService.lockScreen.active) {
-        // Verify the lock screen component is loaded
+        // Verify the lock screen component is loaded AND ready
         if (PanelService.lockScreen.item) {
-          Logger.i("Compositor", "Lock screen confirmed active, suspending");
-          stop();
-          lockAndSuspendCheckCount = 0;
-          suspend();
+          // Check if the lock screen says it's ready for suspend (PAM initialized)
+          // If property doesn't exist (older version), assume ready
+          var isReady = true;
+          if (PanelService.lockScreen.item.readyForSuspend !== undefined) {
+            isReady = PanelService.lockScreen.item.readyForSuspend;
+          }
+
+          if (isReady) {
+            Logger.i("Compositor", "Lock screen active and ready, suspending");
+            stop();
+            lockAndSuspendCheckCount = 0;
+            suspend();
+          } else {
+            // Lock screen active but not ready yet (waiting for timer)
+            if (lockAndSuspendCheckCount > 25) { // 2.5 seconds max wait total
+              Logger.w("Compositor", "Lock screen timed out waiting for readiness, suspending anyway");
+              stop();
+              lockAndSuspendCheckCount = 0;
+              suspend();
+            }
+          }
         } else {
           // Lock screen is active but component not loaded yet, wait a bit more
           if (lockAndSuspendCheckCount > 20) {