feat: update notification settings (#10529)

https://github.com/user-attachments/assets/52ecf3f8-0329-4268-906e-d6102338f4af

---------

Co-authored-by: Pranav <pranav@chatwoot.com>
Co-authored-by: Pranav <pranavrajs@gmail.com>

app/javascript/dashboard/helper/AudioAlerts/WindowVisibilityHelper.js

@@ -0,0 +1,21 @@
+export class WindowVisibilityHelper {
+  constructor() {
+    this.isVisible = true;
+    this.initializeEvent();
+  }
+
+  initializeEvent = () => {
+    window.addEventListener('blur', () => {
+      this.isVisible = false;
+    });
+    window.addEventListener('focus', () => {
+      this.isVisible = true;
+    });
+  };
+
+  isWindowVisible() {
+    return !document.hidden && this.isVisible;
+  }
+}
+
+export default new WindowVisibilityHelper();