import type * as acp from '@agentclientprotocol/sdk';
import type { ResolvedRole } from '../config.js';
import type { SessionPrep } from './types.js';
import type { AgentSessionAdapter, AgentSessionStartOptions, BrainSelection } from './agent-session.js';
import type { AcpSessionTransport } from './acp-session-transport.js';
/** Native provider resolution and executable compatibility remain harness-owned. */
export interface HermesStartupChecks {
    /** Independently resolved native provider identity, never copied from the ACP report. */
    expectedProvider(role: ResolvedRole, prep: SessionPrep): string | Promise<string>;
    validateArtifact(initialized: acp.InitializeResponse): void | Promise<void>;
    /** Inspect the executable using the completed child environment before spawning it. */
    preflight?(options: AgentSessionStartOptions, env: Record<string, string>): void | Promise<void>;
}
/** Fresh-only Hermes implementation of Fleet's existing live-session factory. */
export declare class HermesAgentSessionAdapter implements AgentSessionAdapter {
    private readonly transport;
    private readonly checks?;
    constructor(transport?: AcpSessionTransport, checks?: HermesStartupChecks | undefined);
    resolveBrain(brain: BrainSelection): ReturnType<AgentSessionAdapter['resolveBrain']>;
    modelEnvironmentVariable(): string | undefined;
    prepareLaunch(role: ResolvedRole, prep: SessionPrep): ReturnType<AgentSessionAdapter['prepareLaunch']>;
    sessionConfigSelections(role: ResolvedRole): ReturnType<AgentSessionAdapter['sessionConfigSelections']>;
    start(options: AgentSessionStartOptions): ReturnType<AgentSessionAdapter['start']>;
}