several changes

src/features/tournaments/hooks/use-update-tournament.ts

@@ -0,0 +1,12 @@
+import { useMutation } from "@tanstack/react-query";
+import { updateTournament } from "@/features/tournaments/server";
+import { TournamentFormInput } from "@/features/tournaments/types";
+
+const useUpdateTournament = (tournamentId: string) => {
+  return useMutation({
+    mutationFn: (data: Partial<TournamentFormInput>) => 
+      updateTournament({ data: { id: tournamentId, updates: data } }),
+  });
+};
+
+export default useUpdateTournament;