cleanup directory strucutre and fine tune

terraform/outputs.tf

@@ -0,0 +1,9 @@
+output "instance_public_ip" {
+  description = "Public IP address of the EC2 instance"
+  value       = aws_instance.app_server.public_ip
+} 
+
+output "elastic_ip" {
+  description = "ELASTIC IP"
+  value       = aws_eip.ip-test-env.public_ip
+}