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

playwright/index.ts

@@ -31,6 +31,28 @@ function isTracingEnabled(testInfo: TestInfo): boolean {
   return !!(testInfo as any)._tracing.traceOptions();
 }
 
+// Wait for the Electron app to have a ready, loaded window.
+// Handles cases where the first window is slow to appear (e.g. on Windows).
+export async function waitForReadyPage(app: ElectronApplication, options: { timeout?: number } = {}): Promise<Page> {
+  const { timeout = 45000 } = options;
+
+  let page: Page | null = null;
+  try {
+    page = await app.firstWindow();
+  } catch {
+    page = null;
+  }
+
+  if (!page) {
+    page = await app.waitForEvent('window', { timeout });
+  }
+
+  await page.locator('[data-app-state="loaded"]').waitFor({ timeout });
+  await page.waitForTimeout(200);
+
+  return page;
+}
+
 async function usePageWithTracing(
   context: BrowserContext,
   page: Page,