✨ feat: Add Markdown heading and list components for enhanced formatting

client/src/components/Artifacts/Thinking.tsx

@@ -1,7 +1,8 @@
-import { useState, useMemo, memo, useCallback } from 'react';
+import React, { useState, useMemo, memo, useCallback } from 'react';
 import { useRecoilValue } from 'recoil';
 import { Atom, ChevronDown } from 'lucide-react';
 import type { MouseEvent, FC } from 'react';
+import Markdown from '~/components/Chat/Messages/Content/Markdown';
 import { useLocalize } from '~/hooks';
 import { cn } from '~/utils';
 import store from '~/store';
@@ -21,12 +22,18 @@ const CONTENT_STYLES = {
 } as const;
 
 export const ThinkingContent: FC<{ children: React.ReactNode; isPart?: boolean }> = memo(
-  ({ isPart, children }) => (
-    <div className={CONTENT_STYLES.wrapper}>
-      <div className={isPart === true ? CONTENT_STYLES.partBorder : CONTENT_STYLES.border} />
-      <p className={CONTENT_STYLES.text}>{children}</p>
-    </div>
-  ),
+  ({ isPart, children }) => {
+    return (
+      <div className={CONTENT_STYLES.wrapper}>
+        <div className={isPart === true ? CONTENT_STYLES.partBorder : CONTENT_STYLES.border} />
+        {typeof children === 'string' ? (
+          <Markdown content={children} isLatestMessage={false} />
+        ) : (
+          <p className={CONTENT_STYLES.text}>{children}</p>
+        )}
+      </div>
+    );
+  },
 );
 
 export const ThinkingButton = memo(

client/src/components/Chat/Messages/Content/Markdown.tsx

@@ -166,6 +166,46 @@ export const p: React.ElementType = memo(({ children }: TParagraphProps) => {
   return <p className="mb-2 whitespace-pre-wrap">{children}</p>;
 });
 
+export const h1: React.ElementType = memo(({ children, ...props }: TParagraphProps) => {
+  return (
+    <h1 className="mb-2 mt-4 text-3xl font-bold" {...props}>
+      {children}
+    </h1>
+  );
+});
+
+export const h2: React.ElementType = memo(({ children, ...props }: TParagraphProps) => {
+  return (
+    <h2 className="mb-2 mt-4 text-2xl font-bold" {...props}>
+      {children}
+    </h2>
+  );
+});
+
+export const h3: React.ElementType = memo(({ children, ...props }: TParagraphProps) => {
+  return (
+    <h3 className="mb-1 mt-3 text-xl font-bold" {...props}>
+      {children}
+    </h3>
+  );
+});
+
+export const ol: React.ElementType = memo(({ children, ...props }: TParagraphProps) => {
+  return (
+    <ol className="ml-6 list-decimal" {...props}>
+      {children}
+    </ol>
+  );
+});
+
+export const ul: React.ElementType = memo(({ children, ...props }: TParagraphProps) => {
+  return (
+    <ul className="ml-6 list-disc" {...props}>
+      {children}
+    </ul>
+  );
+});
+
 const cursor = ' ';
 
 type TContentProps = {
@@ -234,6 +274,11 @@ const Markdown = memo(({ content = '', showCursor, isLatestMessage }: TContentPr
               code,
               a,
               p,
+              h1,
+              h2,
+              h3,
+              ol,
+              ul,
               artifact: Artifact,
             } as {
               [nodeType: string]: React.ElementType;