overnode login

Provide credentials to pull images from private repositories.

> overnode [--debug] [--no-color] login [OPTION] ...
Options: Description:
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-u|--username USERNAME
Account name known to a repository of container images.
-p|--password PASSWORD
Associated account's password.
--password-stdin
Read password from standard input.
--server HOSTNAME
Hostname or IP address of a repository of container images.
Default is Docker Hub.
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-h|--help Print this help.
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