code: def init_callback() -> None:
      if not ArgillaCredentials.exists():
          echo_in_panel(
              "You are not logged in. Please run 'argilla login' to login to an Argilla server.",
              title="Not logged in",
              title_align="left",
              success=False,
          )
          raise typer.Exit(code=1)
  
      try:
          init()
      except Exception as e:
          echo_in_panel(
              "The Argilla Server you are logged in is not available or not responding. Please make sure it's running and try again.",
              title="Server not available",
              title_align="left",
              success=False,
          )
          raise typer.Exit(code=1) from e
  
imports: import typer
  from argilla.cli.rich import echo_in_panel
  from argilla.client.login import ArgillaCredentials
  from argilla.client.singleton import init
label_desc: Use image node_id 1 for calling a global function with example usage: init_callback() without return types