import type { GoalScope } from '@dsh-enhanced/assistant-goals';
import type { SkillDefinition } from './definition.js';
import type { SkillDelegatedArmBinding, StoredSkillDefinition } from './store.js';
/** Host discovery is not an import or execution authority. */
export interface BenchmarkArmSelection {
    readonly scope: GoalScope;
    readonly ownerRouteId: string;
    readonly skillName: string;
    readonly version: number;
    readonly candidateId?: string;
}
export interface BenchmarkArmSnapshot {
    readonly definition: SkillDefinition;
    readonly definitionDigest: string;
    readonly sourceDigest: string;
    readonly version: number;
    readonly expiresAt: number;
}
/** Opaque, process-local, single-recipient authority; JSON copies are invalid. */
export interface BenchmarkArmCapability {
    readonly protocol: 'assistant-skills/benchmark-capability/v1';
}
export interface BenchmarkArmMount {
    readonly binding: SkillDelegatedArmBinding;
    readonly bindingDigest: string;
    readonly skill: {
        readonly name: string;
        readonly version: number;
        readonly inputs: SkillDefinition['inputs'];
    };
    dispose(): void;
}
export declare function benchmarkArmDefinition(value: SkillDefinition): SkillDefinition;
export interface LiveBenchmarkArm {
    readonly binding: SkillDelegatedArmBinding;
    readonly bindingDigest: string;
    readonly skill: StoredSkillDefinition;
    readonly scope: GoalScope;
    readonly signal: AbortSignal;
    revoke(): void;
    assertCurrent(): void;
    refresh(signal: AbortSignal): Promise<void>;
}
export declare function sameBenchmarkArm(left: BenchmarkArmSnapshot, right: BenchmarkArmSnapshot): boolean;
/** Bound waiting and suppress late results; abort is not proof that external work stopped. */
export declare function awaitBenchmarkSignal<T>(work: Promise<T>, signal: AbortSignal): Promise<T>;
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