Warn on tab close when create-flow module or wizard edits have not been saved.

Co-authored-by: Cursor <cursoragent@cursor.com>

app/(app)/create/components/FinalReviewCommunityContextEditModal.tsx

@@ -6,6 +6,7 @@
  */
 
 import { useEffect, useMemo, useRef, useState } from "react";
+import { useBeforeUnloadGuard } from "../../../hooks/useBeforeUnloadGuard";
 import Create from "../../../components/modals/Create";
 import TextInput from "../../../components/controls/TextInput";
 import ContentLockup from "../../../components/type/ContentLockup";
@@ -57,6 +58,8 @@ export function FinalReviewCommunityContextEditModal({
     [draft],
   );
 
+  useBeforeUnloadGuard(isOpen && isDirty);
+
   const characterHint = tField("characterCountTemplate")
     .replace("{current}", String(draft.length))
     .replace("{max}", String(COMMUNITY_CONTEXT_FIELD_MAX_LENGTH));