test(core): embedding settings (#11554)

### TL;DR

tests: workspace embedding e2e

> CLOSE BS-3052

<!-- This is an auto-generated comment: release notes by coderabbit.ai -->

## Summary by CodeRabbit

- **New Features**
  - Introduced comprehensive end-to-end tests for workspace embedding settings, including toggling embedding, uploading and managing attachments, pagination, and ignoring documents.
  - Added utilities for automated interaction with the settings panel and document creation in tests.

- **Tests**
  - Implemented detailed scenarios to verify workspace embedding functionality and user interactions within the settings panel.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->

tests/affine-cloud-copilot/e2e/utils/editor-utils.ts

@@ -6,7 +6,10 @@ import {
   pressEscape,
   selectAllByKeyboard,
 } from '@affine-test/kit/utils/keyboard';
-import { getBlockSuiteEditorTitle } from '@affine-test/kit/utils/page-logic';
+import {
+  clickNewPageButton,
+  getBlockSuiteEditorTitle,
+} from '@affine-test/kit/utils/page-logic';
 import type { EdgelessRootBlockComponent } from '@blocksuite/affine/blocks/root';
 import type {
   MindmapElementModel,
@@ -288,6 +291,19 @@ export class EditorUtils {
     await page.waitForTimeout(100);
   }
 
+  public static async createDoc(page: Page, title: string, docContent: string) {
+    await clickNewPageButton(page);
+    await page.keyboard.insertText(title);
+    await this.focusToEditor(page);
+    const texts = docContent.split('\n');
+    for (const [index, line] of texts.entries()) {
+      await page.keyboard.insertText(line);
+      if (index !== texts.length - 1) {
+        await page.keyboard.press('Enter');
+      }
+    }
+  }
+
   public static async createCollectionAndDoc(
     page: Page,
     collectionName: string,