feat: error-boundary + crash cache addition (#8056)

* internal emit chain for clearance

* fix: crash ui

* fix(ErrorBoundary): ensure cache clearing is awaited before force quitting

* test(e2e): environment persistence across collections

* test: migration test

* Update environment.spec.ts

* fix: reduce padding for dark mode app errors

* chore: re-add waitForReadyPage

tests/utils/page/actions.ts

@@ -1,9 +1,18 @@
-import { test, expect, Page } from '../../../playwright';
+import { test, expect, Page, ElectronApplication, waitForReadyPage as waitForReadyPageImpl } from '../../../playwright';
 import process from 'node:process';
 import { buildCommonLocators, buildScriptErrorLocators } from './locators';
 
 type SandboxMode = 'safe' | 'developer';
 
+type WaitForAppReadyOptions = {
+  timeout?: number;
+};
+
+const waitForReadyPage = (
+  app: ElectronApplication,
+  options: WaitForAppReadyOptions = {}
+) => waitForReadyPageImpl(app, options);
+
 /**
  * Close all collections
  * @param page - The page object
@@ -1274,6 +1283,7 @@ const openExampleFromSidebar = async (page: Page, requestName: string, exampleNa
 };
 
 export {
+  waitForReadyPage,
   closeAllCollections,
   openCollection,
   createCollection,