import type { RuntimeManifestIdentity, RuntimeStageOwnershipIdentity } from './runtime-manifest.js';
export declare const PROJECT_RUNTIME_POSTURE = "project-runtime";
/** Construct the exact stage ownership identity recorded by a promotion journal. */
export declare function stageOwnership(operationId: string, stageBasename: string, ownershipId: string): RuntimeStageOwnershipIdentity;
/**
 * Require an observed manifest identity to match the journal's expected identity.
 *
 * @throws When the identity is absent or differs from the journal.
 */
export declare function assertExpectedIdentity(actual: RuntimeManifestIdentity | null, expected: RuntimeManifestIdentity, description: string): void;
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