fix(lock-keys): sync bar state from sysfs on first poll after startup

Services/Keyboard/LockKeysService.qml

@@ -35,9 +35,6 @@ Singleton {
   signal numLockChanged(bool active)
   signal scrollLockChanged(bool active)
 
-  // Flag to track if this is the initial check to avoid OSD triggers
-  property bool initialCheckDone: false
-
   Instantiator {
     model: FolderListModel {
       id: folderModel
@@ -52,13 +49,29 @@ Singleton {
         onTextChanged: () => {
           if (!this.isWanted)
           return;
+
+          var state = !this.text().startsWith("0");
+          var kind = fileName.split("::")[1];
+
+          // First read after polling starts: sync bar/UI from sysfs without firing
+          // *Changed signals (OSD listens to those and would flash on startup).
           if (!this.initialCheckDone) {
             this.initialCheckDone = true;
+            switch (kind) {
+              case "numlock":
+              root.numLockOn = state;
+              break;
+              case "capslock":
+              root.capsLockOn = state;
+              break;
+              case "scrolllock":
+              root.scrollLockOn = state;
+              break;
+            }
             return;
           }
 
-          var state = !this.text().startsWith("0");
-          switch (fileName.split("::")[1]) {
+          switch (kind) {
             case "numlock":
             root.numLockOn = state;
             root.numLockChanged(state);
@@ -91,7 +104,7 @@ Singleton {
           return false;
         }
 
-        // Skip first OSD event if one fires immediately after enabling
+        // After shouldRun becomes true, first brightness read updates properties only (no *Changed signals).
         property bool initialCheckDone: false
         property variant connections: Connections {
           target: root