fix: stabilize Toolbox navigation

tests/toolboxIntegration.test.tsx

@@ -86,7 +86,7 @@ describe('toolbox shell integration', () => {
     const shell = container.firstElementChild;
 
     expect(shell?.getAttribute('data-toolbox-theme')).toBe('system');
-    fireEvent.click(screen.getByText('Personalize').closest('summary')!);
+    fireEvent.click(screen.getByRole('button', { name: 'Personalize' }));
     fireEvent.click(screen.getByRole('button', { name: 'Dark' }));
     expect(shell?.getAttribute('data-toolbox-theme')).toBe('dark');
 
@@ -114,7 +114,7 @@ describe('toolbox shell integration', () => {
       </AppShell>
     );
 
-    fireEvent.click(screen.getByText('Apps').closest('summary')!);
+    fireEvent.click(screen.getByRole('button', { name: 'Apps' }));
     const navigation = await screen.findByRole('navigation', {
       name: 'Toolbox applications',
     });
@@ -123,7 +123,9 @@ describe('toolbox shell integration', () => {
       container.firstElementChild?.getAttribute('data-toolbox-context')
     ).toBe('connected');
     expect(
-      screen.getByRole('link', { name: 'Test Toolbox' }).getAttribute('href')
+      screen
+        .getByRole('link', { name: 'add·ideas Toolbox' })
+        .getAttribute('href')
     ).toBe('https://example.test/');
 
     const pdfLink = screen.getByRole('link', { name: 'PDF Workbench' });