variable "instance_type" {
  type    = string
  default = "e2-micro"
}

variable "zone" {
  type    = string
  default = "europe-west1-b"
}

variable "frontend_subnet_id" {
  type    = string
  default = "frontend"
}

variable "backend_subnet_id" {
  type    = string
  default = "backend"
}

variable "database_subnet_id" {
  type    = string
  default = "database"
}