Terraform template file to configure dynamically the values in a JSON template definition

template_file_ecs_container_definition_task.tf

data "template_file" "main" {
  template = file("${path.module}/task_definition.json")

  vars = {
    ecr_image_url  = var.repo_url
    name           = var.app
    name_index_log = lower(var.app)
    prefix_logs    = var.prefix_logs
    region         = var.region
    environment    = jsonencode(concat(local.main_environment, var.environment_list))
    port           = var.listen_port
    listen_port    = var.listen_port
  }
}