added old pluggableList type for compatibility issues

Author: anda2002

CHANGELOG.md

@@ -6,6 +6,10 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/) and this p
 
 ## [Unreleased]
 
+### Added
+
+-   In the `<Markdown />` component, `rehypePlugins` and `remarkPlugins` props now use PluggableList from the unified package. This may require changes if you previously used plugins not conforming to the stricter unified typings. Backward compatibility with the old plugin list type will be removed in the next major version.
+
 ## [24.1.0] - 2025-04-16
 
 ### Added

src/cmem/markdown/Markdown.tsx

@@ -6,7 +6,14 @@ import remarkTypograf from "@mavrin/remark-typograf";
 import rehypeRaw from "rehype-raw";
 import { remarkDefinitionList } from "remark-definition-list";
 import remarkGfm from "remark-gfm";
-import { PluggableList } from "unified";
+import type { PluggableList as UnifiedPluggableList } from "unified";
+
+export type OldPluginTuple = boolean | string | object | Array<OldPluginTuple>;
+export type OldPluggable = object | Array<OldPluginTuple>;
+
+export type OldPluggableList = Array<OldPluggable>;
+
+type CompatiblePluggableList = UnifiedPluggableList | OldPluggableList;
 
 import { CLASSPREFIX as eccgui } from "../../configuration/constants";
 import { HtmlContentBlock, HtmlContentBlockProps, TestableComponent } from "../../index";
@@ -36,7 +43,7 @@ export interface MarkdownProps extends TestableComponent {
      * Additional reHype plugins to execute.
      * @see https://github.com/remarkjs/react-markdown#architecture
      */
-    reHypePlugins?: PluggableList;
+    reHypePlugins?: CompatiblePluggableList;
     /**
      * Name for browser target where links withing the Markdown content are opened.
      * Set to `false` to disable this feature.
@@ -54,9 +61,9 @@ const configDefault = {
         @see https://github.com/remarkjs/react-markdown#api
     */
     // @see https://github.com/remarkjs/remark/blob/main/doc/plugins.md#list-of-plugins
-    remarkPlugins: [remarkGfm, remarkTypograf, remarkDefinitionList] as PluggableList,
+    remarkPlugins: [remarkGfm, remarkTypograf, remarkDefinitionList] as UnifiedPluggableList,
     // @see https://github.com/rehypejs/rehype/blob/main/doc/plugins.md#list-of-plugins
-    rehypePlugins: [] as PluggableList,
+    rehypePlugins: [] as UnifiedPluggableList,
     allowedElements: [
         // default markdown
         "a",