Add image clean step to workaround storage capacity issue

Author: sd109

web-apps/kind-images.sh

@@ -17,4 +17,6 @@ for image in $(find_images .); do
     docker pull $full_name:$REMOTE_TAG
     docker image tag $full_name:$REMOTE_TAG $full_name:$KIND_TAG
     kind load docker-image -n $CLUSTER_NAME $full_name:$KIND_TAG
+    # Clean up images to save on disk space
+    docker image rm $(docker image ls $full_name -q)
 done