export type TmuxScopeLiveness = 'alive' | 'dead' | 'unknown';
export type TmuxScopeCleanupMode = 'stale_record' | 'runtime_failure' | 'request_guard';
export type TmuxScopeCleanupDecision = {
    tmuxSessionId?: string;
    liveness: TmuxScopeLiveness;
    cleanupTmuxScope: boolean;
    reason: string;
};
export declare function probeTmuxScopeLiveness(args: {
    tmuxSessionId?: unknown;
    isTmuxSessionAlive?: (tmuxSessionId: string) => boolean;
}): {
    tmuxSessionId?: string;
    liveness: TmuxScopeLiveness;
};
export declare function evaluateTmuxScopeCleanup(args: {
    mode: TmuxScopeCleanupMode;
    tmuxSessionId?: unknown;
    reason?: unknown;
    isTmuxSessionAlive?: (tmuxSessionId: string) => boolean;
}): TmuxScopeCleanupDecision;