/**
 * Local library DB initialization.
 *
 * Opens an `@libsql/client` SQLite connection over a `file:` URL, sets WAL +
 * FK pragmas, applies the one-shot Libraries migration if the legacy
 * `sources` table is present, then runs the modern DDL (idempotent via
 * CREATE TABLE IF NOT EXISTS). `@libsql/client` runs on both Node and Bun
 * from a single driver — no runtime dispatch.
 *
 * @docLink packages/library/concepts#local-library
 */
import { type LibSQLDatabase } from "drizzle-orm/libsql";
import * as schema from "./schema.js";
export type LibraryDb = LibSQLDatabase<typeof schema>;
export interface LibraryDbHandle {
    db: LibraryDb;
    close(): void;
}
/**
 * Open (or create) the local library SQLite database.
 *
 * Async because `@libsql/client` is async-only. `LocalIndex` opens the DB
 * lazily on first use to keep its constructor synchronous.
 *
 * @param dbPath - Absolute path to the `index.db` file. Pre-2026-05-27
 *   `lib.db` paths now hard-fail; see {@link assertNoLegacyLibDb}.
 * @returns A handle carrying the Drizzle DB and a synchronous `close()`.
 */
export declare function createLibraryDb(dbPath: string): Promise<LibraryDbHandle>;
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