import { HomeReleaseStore, type HomeReleaseState } from "./home-release-store.js";
import { type NodeRuntimeRef, type ReleaseRef } from "./release-ref.js";
import { SharedReleaseStore } from "./shared-release-store.js";
export interface RuntimeHomeMigrationOptions {
    niubotHome: string;
    runtimePath: string;
    node: NodeRuntimeRef;
    sharedStore: SharedReleaseStore;
    env: NodeJS.ProcessEnv;
    verify?: (packageDirectory: string, version: string) => void | Promise<void>;
}
export interface CompletedRuntimeHomeMigration {
    homeStore: HomeReleaseStore;
    sharedRef: Extract<ReleaseRef, {
        storage: "shared";
    }>;
    state: HomeReleaseState;
}
export interface CompleteRuntimeHomeMigrationOptions extends RuntimeHomeMigrationOptions {
    settleMs?: number;
    retryMs?: number;
    timeoutMs?: number;
    sleep?: (milliseconds: number) => Promise<void>;
    acquireRestartLock?: () => () => void;
}
/**
 * Finish legacy adoption after the Engine is serving normally. An update
 * started by an older runtime still owns the home transaction while the new
 * Engine boots, so wait for that transaction to commit instead of requiring a
 * second user restart.
 */
export declare function completeRuntimeHomeMigrationAfterStartup(options: CompleteRuntimeHomeMigrationOptions): Promise<CompletedRuntimeHomeMigration | undefined>;