feat: add custom code tag to markdown

src/app/components/Code.tsx

@@ -0,0 +1,15 @@
+import styles from './Code.module.css';
+
+export default function Code({
+  children,
+  language,
+}: {
+  children: string;
+  language: string;
+}) {
+  return (
+    <pre className={styles.pre}>
+      <code className={styles.code}>{children}</code>
+    </pre>
+  );
+}