docker manual deploy images

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### docker manual deploy
## refs
# https://nakkaya.com/2009/04/15/using-netcat-for-file-transfers/
# http://stackoverflow.com/questions/23935141/how-to-copy-docker-images-from-one-host-to-another-without-via-repository
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# docker save -o <save image to path> <image name>
docker save -o ferret-image hyperiongray/ferret:$docker_ferret_version
# on the remote server ubuntu@ip-172-31-3-92:
netcat -l  8888  > ferret-image

# on the local ws:
netcat -w 3 punk-ferret-4 8888 < ferret-image

# when done:
# (the open ports close automatically)
docker load -i ferret-image