chore: add alb_priority_green var

Author: lycbrian

CHANGELOG.md

@@ -8,6 +8,7 @@
     - var: 
         - is_enable_blue_green_deployment
         - green_header_value
+        - alb_priority_green
     - resource:  
         - aws_lb_target_group.green
         - aws_lb_listener_rule.green

main.tf

@@ -223,7 +223,7 @@ resource "aws_lb_listener_rule" "green" {
   count = local.is_create_target_group && var.is_enable_blue_green_deployment ? 1 : 0
 
   listener_arn = var.alb_listener_arn
-  priority     = var.alb_priority
+  priority     = var.alb_priority_green
 
   action {
     type             = "forward"

variables.tf

@@ -321,4 +321,9 @@ variable "green_header_value" {
   default     = "green"
 }
 
+variable "alb_priority_green" {
+  description = "Priority of ALB rule https://docs.aws.amazon.com/elasticloadbalancing/latest/application/load-balancer-listeners.html#listener-rules"
+  type        = string
+  default     = "110"
+}