🚧 Refactor markdown preview extension

frontend/src/views/editor/extensions/markdown/index.ts

@@ -12,6 +12,9 @@ import { codeblockEnhanced } from './plugins/code-block-enhanced';
 import { emoji } from './plugins/emoji';
 import { horizontalRule } from './plugins/horizontal-rule';
 import { inlineCode } from './plugins/inline-code';
+import { subscriptSuperscript } from './plugins/subscript-superscript';
+import { highlight } from './plugins/highlight';
+import { mermaidPreview } from './plugins/mermaid';
 
 
 /**
@@ -32,6 +35,9 @@ export const markdownExtensions: Extension = [
 	emoji(),
 	horizontalRule(),
 	inlineCode(),
+	subscriptSuperscript(),
+	highlight(),
+	mermaidPreview(),
 ];
 
 export default markdownExtensions;