fix: sync post state when loader data changes

Agent-Logs-Url: https://github.com/JuliusSettili/voya/sessions/8530c3da-77aa-403b-82b4-fe655db4fe16

Co-authored-by: JuliusSettili <71843513+JuliusSettili@users.noreply.github.com>

Author: Copilot

app/routes/post.tsx

@@ -19,6 +19,10 @@ export default function PostPage({
   const [postState, setPostState] = useState(post);
   const [canDeleteSubPosts, setCanDeleteSubPosts] = useState(false);
 
+  useEffect(() => {
+    setPostState(post);
+  }, [post]);
+
   useEffect(() => {
     let isMounted = true;