/**
 * DatabaseService - Database operations and metadata
 */
import { DatabaseListItem, DatabaseConfig } from '../types';
export declare class DatabaseService {
    private static instance;
    private configService;
    private constructor();
    static getInstance(): DatabaseService;
    /**
     * Get list of databases for a given type
     */
    getDatabaseList(type: 'staging' | 'production'): DatabaseListItem[];
    /**
     * Get database configuration
     */
    getDatabaseConfig(type: 'staging' | 'production', key: string): DatabaseConfig;
    /**
     * Check if database exists
     */
    databaseExists(type: 'staging' | 'production', key: string): boolean;
}
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