/**
 * Compatibility Contracts — RuntimeState Migrations
 *
 * Migration steps for the top-level RuntimeState snapshot schema.
 * All steps are pure functions — they do not mutate their input.
 *
 * @module contracts/migrations/runtime-state
 */
import type { MigrationStep } from '../types.js';
/**
 * The current RuntimeState schema version (re-exported for convenience).
 */
export declare const RUNTIME_STATE_VERSION: {
    readonly major: 1;
    readonly minor: 0;
    readonly patch: 0;
};
/**
 * Returns all RuntimeState migration steps.
 * Used by the contract registry during initialization.
 */
export declare function getRuntimeStateMigrationSteps(): MigrationStep[];
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