code: func ExpandContainerCommandOnlyStatic(containerCommand []string, envs []v1.EnvVar) (command []string) {
  	mapping := expansion.MappingFuncFor(V1EnvVarsToMap(envs))
  	if len(containerCommand) != 0 {
  		for _, cmd := range containerCommand {
  			command = append(command, expansion.Expand(cmd, mapping))
  		}
  	}
  	return command
  }
docs: // ExpandContainerCommandOnlyStatic substitutes only static environment variable values from the
  // container environment definitions. This does *not* include valueFrom substitutions.
  // TODO: callers should use ExpandContainerCommandAndArgs with a fully resolved list of environment.