variable "frontend_cidr" { description = "CIDR for frontend subnet" type = string } variable "backend_cidr" { description = "CIDR for backend subnet" type = string } variable "database_cidr" { description = "CIDR for database subnet" type = string } variable "project_name"{ description = "name of the project" type = string } variable "region"{ description = "region of the project" type = string }