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.
ActionCommand(
        name="list",
        help="List pools",
        func=lazy_load_command("airflow.cli.commands.pool_command.pool_list"),
        args=(ARG_OUTPUT, ARG_VERBOSE),
    ),
    ActionCommand(
        name="get",
        help="Get pool size",
        func=lazy_load_command("airflow.cli.commands.pool_command.pool_get"),
        args=(ARG_POOL_NAME, ARG_OUTPUT, ARG_VERBOSE),
    ),
    ActionCommand(
        name="set",
        help="Configure pool",
        func=lazy_load_command("airflow.cli.commands.pool_command.pool_set"),
        args=(ARG_POOL_NAME, ARG_POOL_SLOTS, ARG_POOL_DESCRIPTION, ARG_OUTPUT, ARG_VERBOSE),
    ),
    ActionCommand(
        name="delete",
        help="Delete pool",
        func=lazy_load_command("airflow.cli.commands.pool_command.pool_delete"),
        args=(ARG_POOL_NAME, ARG_OUTPUT, ARG_VERBOSE),
    ),
    ActionCommand(
        name="import",
        help="Import pools",
        func=lazy_load_command("airflow.cli.commands.pool_command.pool_import"),
        args=(ARG_POOL_IMPORT, ARG_VERBOSE),
    ),