Add public IPv4 address of Traefik to output

output.tf

@@ -7,3 +7,8 @@ output "agents_public_ip" {
   value       = hcloud_server.agents.*.ipv4_address
   description = "The public IP addresses of the agent server."
 }
+
+output "traefik_public_ip" {
+  value       = data.hcloud_load_balancer.lb11.ipv4
+  description = "IPv4 Address of the Load Balancer"
+}