chore: add current provisioning state before migration

taskservs/kubernetes/default/addons/istio/install.sh

@@ -0,0 +1,19 @@
+#!/bin/bash
+# Info: Script to install/create/delete/update istio from file settings 
+# Author: JesusPerezLorenzo  
+# Release: 1.0 
+# Date: 12-11-2024
+
+USAGE="install.sh install | update | remvoe"
+[ "$1" == "-h"  ] && echo "$USAGE"  && exit 1
+
+INSTALL_LOG=${INSTALL_LOG:-"/tmp/k8s.log"}
+kubectl get crd gateways.gateway.networking.k8s.io &> /dev/null || \
+  { kubectl kustomize "github.com/kubernetes-sigs/gateway-api/config/crd?ref=v1.0.0" | kubectl apply -f -; }
+
+curl -sL https://istio.io/downloadIstio | sh - 
+cd istio-1.*  || exit
+./bin/istioctl install --set profile=demo -y
+sudo cp ./bin/istioctl /usr/local/bin
+cd .. || exit
+sudo rm -rf istio-1.*