Node 18.18 introduced a new Disposable interface

This new node interface was conflicting with our Disposable so renamed
ours to OSDisposable.

src/page/models/Disposable.ts

@@ -1,3 +1,3 @@
-interface Disposable {
+interface OSDisposable {
   dispose();
 }

src/page/modules/frames/ProxyFrameHost.ts

@@ -21,7 +21,7 @@ interface Reply {
  * This is loaded as subdomain.onesignal.com/webPushIFrame or
  * subdomain.os.tc/webPushIFrame. *
  */
-export default class ProxyFrameHost implements Disposable {
+export default class ProxyFrameHost implements OSDisposable {
   public url: URL;
   private element: HTMLIFrameElement;
   private messenger: Postmam;

src/page/modules/frames/RemoteFrame.ts

@@ -22,7 +22,7 @@ export interface RemoteFrameOptions {
   isModal?: boolean;
 }
 
-export default class RemoteFrame implements Disposable {
+export default class RemoteFrame implements OSDisposable {
   protected messenger: Postmam;
   protected options: ProxyFrameInitOptions;
 

src/page/modules/frames/SubscriptionModalHost.ts

@@ -11,7 +11,7 @@ import Log from '../../../shared/libraries/Log';
  * into the iFrame URL as subdomain.onesignal.com/webPushIFrame or
  * subdomain.os.tc/webPushIFrame. *
  */
-export default class SubscriptionModalHost implements Disposable {
+export default class SubscriptionModalHost implements OSDisposable {
   private messenger: Postmam;
   private appId: string;
   private modal: HTMLIFrameElement;

src/page/modules/frames/SubscriptionPopupHost.ts

@@ -16,7 +16,7 @@ import { RawPushSubscription } from '../../../shared/models/RawPushSubscription'
  * This is loaded as subdomain.onesignal.com/webPushIFrame or
  * subdomain.os.tc/webPushIFrame. *
  */
-export default class SubscriptionPopupHost implements Disposable {
+export default class SubscriptionPopupHost implements OSDisposable {
   public url: URL;
   private popupWindow: Window | undefined | null;
   private messenger: Postmam | undefined;