container run to control environment, user, and TTY settings.
Usage
Arguments
Container ID
New process arguments
Options
Run the process and detach from it
Process options
Set environment variables (format: key=value)
Read in a file of environment variables (key=value format, ignores # comments and blank lines)
Set the group ID for the process
Keep the standard input open even if not attached
Open a TTY with the process
Set the user for the process (format: name|uid[:gid])
Set the user ID for the process
Set the initial working directory inside the container