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.
name="reset",
        help="Burn down and rebuild the metadata database",
        func=lazy_load_command("airflow.cli.commands.db_command.resetdb"),
        args=(ARG_YES, ARG_DB_SKIP_INIT, ARG_VERBOSE),
    ),
    ActionCommand(
        name="upgrade",
        help="Upgrade the metadata database to latest version",
        description=(
            "Upgrade the schema of the metadata database. "
            "To print but not execute commands, use option ``--show-sql-only``. "
            "If using options ``--from-revision`` or ``--from-version``, you must also use "
            "``--show-sql-only``, because if actually *running* migrations, we should only "
            "migrate from the *current* Alembic revision."
        ),
        func=lazy_load_command("airflow.cli.commands.db_command.upgradedb"),
        args=(
            ARG_DB_REVISION__UPGRADE,
            ARG_DB_VERSION__UPGRADE,
            ARG_DB_SQL_ONLY,
            ARG_DB_FROM_REVISION,
            ARG_DB_FROM_VERSION,
            ARG_DB_RESERIALIZE_DAGS,
            ARG_VERBOSE,
        ),
    ),
    ActionCommand(
        name="downgrade",
        help="Downgrade the schema of the metadata database.",
        description=(