Add landingView query param enabling view focus on launch (#197)

* Temporary Commit at 8/1/2025, 11:24:13 PM

* Temporary Commit at 8/1/2025, 11:24:13 PM

* shelve changes to: Temporary Commit at 8/1/2025, 11:24:13 PM

* shelve changes to: Temporary Commit at 8/1/2025, 11:24:13 PM

* Remove isReactNative check

Author: sbuggay

front_end/entrypoints/main/MainImpl.ts

@@ -571,6 +571,12 @@ export class MainImpl {
       Timeline.TimelinePanel.LoadTimelineHandler.instance().handleQueryParam(value);
     }
 
+    // Allow &landingView query param to override the default landing view.
+    const landingView = Root.Runtime.Runtime.queryParam('landingView');
+    if (landingView !== null) {
+      await UI.ViewManager.ViewManager.instance().showView(landingView);
+    }
+
     // Initialize ARIAUtils.alert Element
     UI.ARIAUtils.getOrCreateAlertElements();
     UI.DockController.DockController.instance().announceDockLocation();