import Database from 'better-sqlite3';
import { World } from '../../schema/world.js';
export declare class WorldRepository {
    private db;
    constructor(db: Database.Database);
    private ensureEnvironmentColumn;
    create(world: World): void;
    findById(id: string): World | null;
    findAll(): World[];
    delete(id: string): void;
    updateEnvironment(id: string, envPatch: Record<string, any>): World | null;
}
//# sourceMappingURL=world.repo.d.ts.map