Basic syntax:
$ node push -v <git_tag>

All arguments:
  -v <git_tag> (which typically represents a build version)
  --build-registry <value>
  --app-repo <value>
  --app <value> (optional)
  --npm-registry <value> (optional)
  --build-command <value> (optional)
  --buffer-directory (-b) <value> (optional)
  --dockerfile-path <path> (optional)
  --config <path> (optional)

The '--' arguments can also be set in a 'build.config.json' file:
{
  "build_registry": "<value>",
   ...
  "postbuild": <string|Array<string>>, (optional)
  "postpush": <string|Array<string>>, (optional)
  "followup": <string|Array<string>> (optional)
}