https://github.com/apache/airflow/pull/27892 added Internal API as part of Webserver.

We need to introduce `airlfow internal-api` CLI command that starts Internal API as a independent component.
ARG_PICKLE = Arg(("-p", "--pickle"), help="Serialized pickle object of the entire dag (used internally)")
ARG_JOB_ID = Arg(("-j", "--job-id"), help=argparse.SUPPRESS)
ARG_CFG_PATH = Arg(("--cfg-path",), help="Path to config file to use instead of airflow.cfg")
ARG_MAP_INDEX = Arg(("--map-index",), type=int, default=-1, help="Mapped task index")
ARG_MIGRATION_TIMEOUT = Arg(
    ("-t", "--migration-wait-timeout"),
    help="timeout to wait for db to migrate ",
    type=int,
    default=60,
)
ARG_DB_RESERIALIZE_DAGS = Arg(
    ("--no-reserialize-dags",),
    
    help=argparse.SUPPRESS,
    action="store_false",
    default=True,
    dest="reserialize_dags",
)
ARG_DB_VERSION__UPGRADE = Arg(
    ("-n", "--to-version"),
    help=(
        "(Optional) The airflow version to upgrade to. Note: must provide either "
        "`--to-revision` or `--to-version`."
    ),
)
ARG_DB_REVISION__UPGRADE = Arg(
    ("-r", "--to-revision"),
    help="(Optional) If provided, only run migrations up to and including this Alembic revision.",
)
ARG_DB_VERSION__DOWNGRADE = Arg(