move documentaton added

MAINTENANCE.md

@@ -253,3 +253,42 @@ terraform apply
 ```
 4. Remove `move.tf` file
 
+
+# Migrate aws_load_balancer_controller addon to the module
+To migrate from terraform-aws-eks-blueprint addon aws_load_balancer_controller to custom module `modules/k8s_eks_addons/aws-load-balancer-controller.tf` follow steps:
+
+1. create 'move.tf' in repository root
+2. Add following code:
+```
+moved {
+  from = module.eks-addons.module.aws_load_balancer_controller[0].data.aws_iam_policy_document.aws_load_balancer_controller
+  to   = module.k8s_eks_addons.data.aws_iam_policy_document.aws_load_balancer_controller[0]
+}
+moved {
+  from = module.eks-addons.module.aws_load_balancer_controller[0].aws_iam_policy.aws_load_balancer_controller
+  to   = module.k8s_eks_addons.aws_iam_policy.aws_load_balancer_controller[0]
+}
+moved {
+  from = module.eks-addons.module.aws_load_balancer_controller[0].module.helm_addon.helm_release.addon[0]
+  to   = module.k8s_eks_addons.helm_release.aws_load_balancer_controller[0]
+}
+moved {
+  from = module.eks-addons.module.aws_load_balancer_controller[0].module.helm_addon.module.irsa[0].aws_iam_role.irsa[0]
+  to   = module.k8s_eks_addons.aws_iam_role.aws_load_balancer_controller[0]
+}
+moved {
+  from = module.eks-addons.module.aws_load_balancer_controller[0].module.helm_addon.module.irsa[0].aws_iam_role_policy_attachment.irsa[0]
+  to   = module.k8s_eks_addons.aws_iam_role_policy_attachment.aws_load_balancer_controller[0]
+}
+moved {
+  from = module.eks-addons.module.aws_load_balancer_controller[0].module.helm_addon.module.irsa[0].kubernetes_service_account_v1.irsa[0]
+  to   = module.k8s_eks_addons.kubernetes_service_account_v1.aws_load_balancer_controller[0]
+}
+
+```
+3. Run command:
+```
+terraform apply
+```
+4. Remove `move.tf` file
+