import type { ApiPrincipal, ServerArtifact, ServerRunRecord, SkillsProductStore } from "../server/types.js";
import type { GovernanceStore, LifecycleReceipt } from "./governance-store.js";
import type { RunObjectStore } from "./outputs.js";
export interface CancelOutcome {
    run: ServerRunRecord;
    /** The generation the cancellation fenced. */
    fencedGeneration: number;
    /** Artifacts moved to the quarantine prefix (or recorded for quarantine). */
    quarantined: ServerArtifact[];
    receipt: LifecycleReceipt;
    /** True when the run was already terminal and cancellation was a no-op. */
    alreadyTerminal: boolean;
}
export interface CancelServiceOptions {
    store: SkillsProductStore;
    governanceStore: GovernanceStore;
    storage?: RunObjectStore;
}
export interface CancelService {
    cancel(principal: ApiPrincipal, runId: string, requestedBy: string): Promise<CancelOutcome>;
}
/**
 * Build the cancel service.
 *
 * Requires a store that implements transitionRun (generation fencing). A store
 * without one cannot cancel safely - an unfenced cancel would let the worker's
 * late write move a cancelled run back to succeeded - so the service refuses
 * with FENCING_UNSUPPORTED rather than pretending.
 */
export declare function createCancelService(options: CancelServiceOptions): CancelService;