text: """Commands module common setup."""
  
  from importlib import import_module
  from typing import Sequence
  
  
  def available_commands():
      """Index available commands."""
      return [
          {"name": "help", "summary": "Print available commands"},
          {"name": "provision", "summary": "Provision an agent"},
          {"name": "start", "summary": "Start a new agent process"},
      ]
  
  
  def load_command(command: str):
      """Load the module corresponding with a named command."""
      module = None
      module_path = None
      for cmd in available_commands():
          if cmd["name"] == command:
              module = cmd["name"]
              if "module" in cmd:
                  module_path = cmd["module"]
              break
      if module and not module_path:
          module_path = f"{__package__}.{module}"
      if module_path:
          return import_module(module_path)
  
  
  def run_command(command: str, argv: Sequence[str] = None):
      """Execute a named command with command line arguments."""
      module = load_command(command) or load_command("help")
      module.execute(argv)
  