feat: ai apply ui (#12962)

## New Features
* **Block Meta Markdown Adapter**：Inject the Block's metadata into
Markdown.
* **UI**：Apply interaction
   * **Widget**
* Block-Level Widget: Displays the diffs of individual blocks within the
main content and supports accepting/rejecting individual diffs.
* Page-Level Widget: Displays global options (Accept all/Reject all).
   * **Block Diff Service**：Bridge widget and diff data
* Widget subscribes to DiffMap(RenderDiff) data, refreshing the view
when the data changes.
* Widget performs operations such as Accept/Reject via methods provided
by Service.
   * **Doc Edit Tool Card**:
     * Display apply preview of semantic doc edit
     * Support apply & accept/reject to the main content
* **Apply Playground**：A devtool for testing apply new content to
current

> CLOSE AI-274 AI-275 AI-276  AI-278 

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

* **New Features**
* Introduced block-level markdown diffing with accept/reject controls
for insertions, deletions, and updates.
* Added block diff widgets for individual blocks and pages, featuring
navigation and bulk accept/reject actions.
* Provided a block diff playground for testing and previewing markdown
changes (development mode only).
* Added a new document editing AI tool component with interactive diff
viewing and change application.
* Supported rendering of the document editing tool within AI chat
content streams.

* **Improvements**
* Enhanced widget rendering in list, paragraph, data view, and database
blocks for improved extensibility.
* Improved widget flavour matching with hierarchical wildcard support
for more flexible UI integration.

* **Chores**
* Updated the "@toeverything/theme" dependency to version ^1.1.16 across
multiple packages.
* Added new workspace dependencies for core frontend packages to improve
module linkage.
* Extended global styles with visual highlights for deleted blocks in AI
block diff feature.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->

packages/frontend/component/src/theme/global.css

@@ -306,3 +306,15 @@ math {
     'STIX Two Math' /* mac */,
     math;
 }
+
+/* AI Block Diff */
+.ai-block-diff-deleted {
+  background-color: var(--aI-applyDeleteHighlight, #ffeaea) !important;
+  border-radius: 4px !important;
+  padding: 8px 0px !important;
+  margin-bottom: 10px !important;
+}
+
+.ai-block-diff-deleted .affine-block-component {
+  margin: 0 !important;
+}