variable "message_alert" { description = "Define a broadcast channel for critical alerts" type = string } variable "message_warning" { description = "Define a broadcast channel for warning alerts" type = string default = "false" } variable "message_nodata" { description = "Define a broadcast channel for nodata alerts" type = string default = "false" } variable "prepend_text" { description = "Optional free text string to prepend to alert" type = string default = "" } variable "append_text" { description = "Optional free text string to append to alert" type = string default = "" }