Pre install docker into base image

* Cache MKE images

Related-Prod: PRODX-3456
Change-Id: Iff159433685d3e3895f36cb4000b32b88b71a389
diff --git a/mosk-images/env/23.3.sh b/mosk-images/env/23.3.sh
index 7ac544d..6781321 100644
--- a/mosk-images/env/23.3.sh
+++ b/mosk-images/env/23.3.sh
@@ -1,3 +1,6 @@
 export IMAGE_BASE_URL="https://cloud-images.ubuntu.com/focal/20230915/focal-server-cloudimg-amd64.img"
 export IMAGE_MD5_URL="https://cloud-images.ubuntu.com/focal/20230915/MD5SUMS"
 export KERNEL_VERSION=${KERNEL_VERSION:-'5.15.0-83-generic'}
+export DOCKER_EE_RELEASE=${DOCKER_EE_RELEASE:-'stable-23.0'}
+export DOCKER_EE_URL=${DOCKER_EE_URL:-'https://repos.mirantis.com/ubuntu'}
+export DOCKER_UCP_IMAGE=${DOCKER_UCP_IMAGE:-'docker-dev-kaas-virtual.docker.mirantis.net/lcm/docker/ucp:3.7.0'}