import type { GetSqlContractResponse as _memoflow_v1_GetSqlContractResponse, GetSqlContractResponse__Output as _memoflow_v1_GetSqlContractResponse__Output } from '../../memoflow/v1/GetSqlContractResponse.js';
import type { Long } from '@grpc/proto-loader';
export interface SessionHelloAck {
    /**
     * Server-assigned session id (diagnostics, dashboard).
     */
    'session_id'?: (string);
    /**
     * Grace the server will apply after a disconnect before reaping this
     * worker's in-flight workflow tasks (derived from ping_interval_ms).
     */
    'reap_grace_ms'?: (number | string | Long);
    'server_version'?: (string);
    /**
     * P6.3 SQL-contract handshake folded into session setup (replaces the
     * separate GetSqlContract round-trip when transactionalStep is configured).
     */
    'sql_contract'?: (_memoflow_v1_GetSqlContractResponse | null);
    'selected_protocol_major'?: (number);
    'selected_protocol_minor'?: (number);
    'selected_capabilities'?: (string)[];
    'selected_payload_codec_version'?: (number);
    /**
     * Zero means no portable envelope contract was negotiated.
     */
    'selected_envelope_version'?: (number);
}
export interface SessionHelloAck__Output {
    /**
     * Server-assigned session id (diagnostics, dashboard).
     */
    'session_id': (string);
    /**
     * Grace the server will apply after a disconnect before reaping this
     * worker's in-flight workflow tasks (derived from ping_interval_ms).
     */
    'reap_grace_ms': (string);
    'server_version': (string);
    /**
     * P6.3 SQL-contract handshake folded into session setup (replaces the
     * separate GetSqlContract round-trip when transactionalStep is configured).
     */
    'sql_contract': (_memoflow_v1_GetSqlContractResponse__Output | null);
    'selected_protocol_major': (number);
    'selected_protocol_minor': (number);
    'selected_capabilities': (string)[];
    'selected_payload_codec_version': (number);
    /**
     * Zero means no portable envelope contract was negotiated.
     */
    'selected_envelope_version': (number);
}