feat: persist settings and enrich conversation context

apps/dashboard/src/components/reddit-user-text.tsx

@@ -0,0 +1,16 @@
+import { Fragment } from 'react';
+import { RedditUsernameLink } from './reddit-username-link.js';
+
+const USER_MENTION = /(u\/[A-Za-z0-9_-]+|@?t2_[A-Za-z0-9]+(?::reddit\.com)?)/gi;
+
+export function RedditUserText({ children }: { children: string }) {
+  return children.split(USER_MENTION).map((part, index) => {
+    if (/^u\/(?!t2_)[A-Za-z0-9_-]+$/i.test(part)) {
+      return <RedditUsernameLink key={`${part}-${index}`} username={part} />;
+    }
+    if (/^(?:@?t2_)/i.test(part) || /^u\/t2_/i.test(part)) {
+      return <Fragment key={`${part}-${index}`}>Reddit user</Fragment>;
+    }
+    return <Fragment key={`${part}-${index}`}>{part}</Fragment>;
+  });
+}