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.
func=lazy_load_command("airflow.cli.commands.connection_command.connections_add"),
        args=(ARG_CONN_ID, ARG_CONN_URI, ARG_CONN_JSON, ARG_CONN_EXTRA) + tuple(ALTERNATIVE_CONN_SPECS_ARGS),
    ),
    ActionCommand(
        name="delete",
        help="Delete a connection",
        func=lazy_load_command("airflow.cli.commands.connection_command.connections_delete"),
        args=(ARG_CONN_ID, ARG_COLOR, ARG_VERBOSE),
    ),
    ActionCommand(
        name="export",
        help="Export all connections",
        description=(
            "All connections can be exported in STDOUT using the following command:\n"
            "airflow connections export -\n"
            "The file format can be determined by the provided file extension. E.g., The following "
            "command will export the connections in JSON format:\n"
            "airflow connections export /tmp/connections.json\n"
            "The --file-format parameter can be used to control the file format. E.g., "
            "the default format is JSON in STDOUT mode, which can be overridden using: \n"
            "airflow connections export - --file-format yaml\n"
            "The --file-format parameter can also be used for the files, for example:\n"
            "airflow connections export /tmp/connections --file-format json.\n"
            "When exporting in `env` file format, you control whether URI format or JSON format "
            "is used to serialize the connection by passing `uri` or `json` with option "
            "`--serialization-format`.\n"
        ),
        func=lazy_load_command("airflow.cli.commands.connection_command.connections_export"),
        args=(
            ARG_CONN_EXPORT,