Improve README

Author: cyanzhong

README.md

@@ -6,10 +6,11 @@ Type definitions for the latest [MarkEdit](https://markedit.app) API.
 
 - [MarkEdit Customization Guide](https://github.com/MarkEdit-app/MarkEdit/wiki/Customization)
 - [Example (Markdown Table Editor)](https://github.com/MarkEdit-app/MarkEdit-mte)
+- [Example (Text Highlight)](https://github.com/MarkEdit-app/MarkEdit-highlight)
 
 ## Usage
 
-> The general workflow for creating a MarkEdit script involves leveraging [CodeMirror extensions](https://codemirror.net/docs/extensions/) to modify the app's behavior.
+> The general workflow for creating a MarkEdit script involves leveraging [CodeMirror extensions](https://codemirror.net/docs/extensions/) or [Lezer parsers](https://lezer.codemirror.net/) to modify the app's behavior.
 
 Add `markedit-api` to your (TypeScript) project's devDependencies:
 
@@ -52,14 +53,23 @@ Also, you can import and use [CodeMirror](https://codemirror.net/) and [Lezer](h
 import { keymap } from '@codemirror/view';
 import { Prec } from '@codemirror/state';
 import { Tag } from '@lezer/highlight';
+import { MarkdownConfig } from '@lezer/markdown';
 ```
 
-Build a [CodeMirror extension](https://codemirror.net/docs/extensions/) with these dependencies, and add it to MarkEdit with:
+Build [CodeMirror extension](https://codemirror.net/docs/extensions/) with these dependencies, and add it to MarkEdit with:
 
 ```ts
 MarkEdit.addExtension(extension); // Can also add an array of extensions
 ```
 
+Build [MarkdownConfig](https://github.com/lezer-parser/markdown?tab=readme-ov-file#user-content-markdownconfig) with these dependencies, and add it to MarkEdit with:
+
+```ts
+MarkEdit.addMarkdownConfig(config);
+```
+
+> While extensions and configs can theoretically be added at any time, it is recommended that they be added immediately after loading the script.
+
 ## Building
 
 In your build configuration, mark used MarkEdit and CodeMirror dependencies as `external`.
@@ -121,4 +131,4 @@ const editorAPI = MarkEdit.editorAPI;
 
 ----
 
-For a complete example, refer to [Example (Markdown Table Editor)](https://github.com/MarkEdit-app/MarkEdit-mte).
+For complete examples, refer to [Example (Markdown Table Editor)](https://github.com/MarkEdit-app/MarkEdit-mte) and [Example (Text Highlight)](https://github.com/MarkEdit-app/MarkEdit-highlight).