variable "ami_id" {
  description = "Amazon Linux 2 AMI ID"
  type        = string
}

variable "public_subnet_id" {
  description = "Subnet ID for the NAT instance"
  type        = string
}

variable "security_group_id" {
  description = "Security group ID for the NAT instance"
  type        = string
}

variable "instance_profile_name" {
  description = "IAM instance profile name for SSM access"
  type        = string
}