Fixing ECR policy input type

Author: LeoDiazL

operations/deployment/terraform/aws/aws_variables.tf

@@ -1514,7 +1514,7 @@ variable "aws_ecr_repo_read_arn_lambda" {
 variable "aws_ecr_lifecycle_policy_input" {
   description = "The policy document. This is a JSON formatted string. See more details about [Policy Parameters](http://docs.aws.amazon.com/AmazonECR/latest/userguide/LifecyclePolicies.html#lifecycle_policy_parameters) in the official AWS docs"
   type        = string
-  default     = ""
+  default     = "{}"
 }
 
 variable "aws_ecr_public_repo_catalog" {

operations/deployment/terraform/modules/aws/ecr/aws_ecr.tf

@@ -36,10 +36,10 @@ resource "aws_ecr_repository_policy" "this" {
 ################################################################################
 
 resource "aws_ecr_lifecycle_policy" "this" {
-  count = var.aws_ecr_repo_type == "private" && var.aws_ecr_lifecycle_policy_input != "" ? 1 : 0
+  count = var.aws_ecr_repo_type == "private" && var.aws_ecr_lifecycle_policy_input != "{}" ? 1 : 0
 
   repository = aws_ecr_repository.this[0].name
-  policy     = var.aws_ecr_lifecycle_policy_input
+  policy     = jsondecode(var.aws_ecr_lifecycle_policy_input)
 }
 
 ################################################################################