/**
 * A checked-in record of every store's migrations, in order, with a checksum
 * for each `sql` migration. A database records a migration by name once and
 * never runs it again, so editing, renaming, reordering or deleting one never
 * reaches databases that already applied it. Comparing this file against the
 * base branch makes that a CI failure instead of silent drift.
 */
import type { Store } from "../db/store-registry.js";
import type { GuardFinding } from "./types.js";
export declare const STORE_MIGRATIONS_LOCK_FILE = "src/db/store-migrations.lock.json";
export type StoreMigrationsLock = Record<string, Array<{
    name: string;
    checksum: string | null;
}>>;
export declare function buildStoreMigrationsLock(stores: readonly Store[]): StoreMigrationsLock;
export declare function renderStoreMigrationsLock(lock: StoreMigrationsLock): string;
/** Findings for every way `head` stops being an append-only extension of `base`. */
export declare function compareStoreMigrationsLocks(base: StoreMigrationsLock, head: StoreMigrationsLock): GuardFinding[];