way better auth middleware, enroll team server fn and pb fn

src/features/tournaments/hooks/use-enroll-team.ts

@@ -0,0 +1,30 @@
+import { useMutation, useQueryClient } from "@tanstack/react-query";
+import { enrollTeam } from "@/features/tournaments/server";
+import toast from '@/lib/sonner';
+
+const useEnrollTeam = () => {
+  const queryClient = useQueryClient();
+  
+  return useMutation({
+    mutationFn: (data: { tournamentId: string, teamId: string }) => {
+      return enrollTeam({ data });
+    },
+    onSuccess: (data, { tournamentId }) => {
+      if (!data) {
+        toast.error('There was an issue enrolling. Please try again later.');
+      } else {
+        queryClient.invalidateQueries({ queryKey: ['tournaments', 'detail', tournamentId] });
+        toast.success('Team enrolled successfully!');
+      }
+    },
+    onError: (error: any) => {
+      if (error.message) {
+        toast.error(error.message);
+      } else {
+        toast.error('An unexpected error occurred when trying to enroll the team. Please try again later.');
+      }
+    },
+  });
+};
+
+export default useEnrollTeam;