Complete fix for empty events panic

Co-authored-by: nomeguy <85475922+nomeguy@users.noreply.github.com>

Author: Copilot

go.mod

@@ -4,6 +4,5 @@ go 1.16
 
 require (
 	github.com/casbin/casbin/v2 v2.30.2
-	go.etcd.io/etcd/api/v3 v3.5.0
 	go.etcd.io/etcd/client/v3 v3.5.0
 )