feat: Add EKS Fargate support (#1067)

Co-authored-by: Simon Gurcke <simon@gurcke.de>
Co-authored-by: Daniel Piddock <33028589+dpiddockcmp@users.noreply.github.com>

modules/fargate/fargate.tf

@@ -0,0 +1,29 @@
+resource "aws_iam_role" "eks_fargate_pod" {
+  count              = local.create_eks && var.create_fargate_pod_execution_role ? 1 : 0
+  name_prefix        = format("%s-fargate", var.cluster_name)
+  assume_role_policy = data.aws_iam_policy_document.eks_fargate_pod_assume_role[0].json
+  tags               = var.tags
+  path               = var.iam_path
+}
+
+resource "aws_iam_role_policy_attachment" "eks_fargate_pod" {
+  count      = local.create_eks && var.create_fargate_pod_execution_role ? 1 : 0
+  policy_arn = "${var.iam_policy_arn_prefix}/AmazonEKSFargatePodExecutionRolePolicy"
+  role       = aws_iam_role.eks_fargate_pod[0].name
+}
+
+resource "aws_eks_fargate_profile" "this" {
+  for_each               = local.create_eks ? local.fargate_profiles_expanded : {}
+  cluster_name           = var.cluster_name
+  fargate_profile_name   = lookup(each.value, "name", format("%s-fargate-%s", var.cluster_name, replace(each.key, "_", "-")))
+  pod_execution_role_arn = local.pod_execution_role_arn
+  subnet_ids             = var.subnets
+  tags                   = each.value.tags
+
+  selector {
+    namespace = each.value.namespace
+    labels    = lookup(each.value, "labels", null)
+  }
+
+  depends_on = [var.eks_depends_on]
+}