feat(editor): add callout block markdown adapter (#12070)

Closes: [BS-3358](https://linear.app/affine-design/issue/BS-3358/remark-callout-plugin)
Closes: [BS-3247](https://linear.app/affine-design/issue/BS-3247/callout-markdown-adapter-适配)

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

- **New Features**
  - Added support for callout blocks in Markdown, enabling recognition and conversion of callout syntax (e.g., `[!emoji]`) to and from block structures.
- **Bug Fixes**
  - Improved handling to distinguish callout blocks from regular blockquotes and paragraphs during Markdown processing.
- **Tests**
  - Introduced comprehensive tests for callout block serialization, deserialization, and plugin behavior to ensure correct Markdown handling.
- **Chores**
  - Added a new dependency for Markdown AST traversal.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->

blocksuite/affine/blocks/paragraph/src/adapters/markdown.ts

@@ -3,6 +3,7 @@ import {
   BlockMarkdownAdapterExtension,
   type BlockMarkdownAdapterMatcher,
   IN_PARAGRAPH_NODE_CONTEXT_KEY,
+  isCalloutNode,
   type MarkdownAST,
 } from '@blocksuite/affine-shared/adapters';
 import type { DeltaInsert } from '@blocksuite/store';
@@ -26,7 +27,7 @@ const isParagraphMDASTType = (node: MarkdownAST) =>
 export const paragraphBlockMarkdownAdapterMatcher: BlockMarkdownAdapterMatcher =
   {
     flavour: ParagraphBlockSchema.model.flavour,
-    toMatch: o => isParagraphMDASTType(o.node),
+    toMatch: o => isParagraphMDASTType(o.node) && !isCalloutNode(o.node),
     fromMatch: o => o.node.flavour === ParagraphBlockSchema.model.flavour,
     toBlockSnapshot: {
       enter: (o, context) => {
@@ -78,6 +79,10 @@ export const paragraphBlockMarkdownAdapterMatcher: BlockMarkdownAdapterMatcher =
             break;
           }
           case 'blockquote': {
+            if (isCalloutNode(o.node)) {
+              return;
+            }
+
             walkerContext
               .openNode(
                 {