Custom domains now optional, added tags in the ESLZ template

ESLZ/front-door.tf

@@ -1,12 +1,13 @@
 variable "front_doors" {
   type = any
   default = {}
-  description = "Value for run books. This is a collection of values as defined in runbook.tfvars"
+  description = "Front Doors to deploy"
 }
 
 module "front_door" {
+    source = "github.com/canada-ca-terraform-modules/terraform-azurerm-caf-front-door.git?ref=v1.0.2"
+
     for_each = var.front_doors
-    source = "github.com/canada-ca-terraform-modules/terraform-azurerm-caf-front-door.git?ref=v1.0.1"
     env = var.env
     group = var.group
     project = var.project
@@ -15,4 +16,5 @@ module "front_door" {
     resource_groups = local.resource_groups_all
     zones = local.zones
     origin_host_name             = "example2.example.com"
+    tags = var.tags
 }

module.tf

@@ -102,7 +102,7 @@ resource "azurerm_cdn_frontdoor_route" "route" {
 
 # Azure Front Door Custom Domains
 resource "azurerm_cdn_frontdoor_custom_domain" "custom_domain" {
-  for_each            = var.front_door.custom_domains
+  for_each            = try(var.front_door.custom_domains, {})
   name                = "${local.front-door-name}-${each.key}"
   cdn_frontdoor_profile_id = azurerm_cdn_frontdoor_profile.frontdoor_profile.id 
   host_name           = each.value.host_name
@@ -131,7 +131,7 @@ resource "azurerm_cdn_frontdoor_custom_domain_association" "local_domain_associa
 
 # Azure Front Door Custom Domain Association
 resource "azurerm_cdn_frontdoor_custom_domain_association" "domain_association" {
-  for_each            = var.front_door.custom_domains
+  for_each            = try(var.front_door.custom_domains, {})
   cdn_frontdoor_custom_domain_id        = azurerm_cdn_frontdoor_custom_domain.custom_domain[each.key].id
   cdn_frontdoor_route_ids       = [azurerm_cdn_frontdoor_route.route.id]
 }
@@ -390,6 +390,7 @@ resource "azurerm_cdn_frontdoor_firewall_policy" "fd_firewall_policy" {
 
 
 resource "azurerm_cdn_frontdoor_security_policy" "fd_security_policy" {
+  count = try(var.front_door.custom_domains, {}) != {} ? 1 : 0
   name                     = "${local.rule_set-name}securitypolicy"
   cdn_frontdoor_profile_id = azurerm_cdn_frontdoor_profile.frontdoor_profile.id