/**
 * Configuration Management
 * Load and validate configuration from environment
 */
import { GatewayConfig, AgentDBConfig, LeanAgenticConfig } from '../types';
export declare class Config {
    private static instance;
    private env;
    private constructor();
    static getInstance(): Config;
    getGatewayConfig(): GatewayConfig;
    getAgentDBConfig(): AgentDBConfig;
    getLeanAgenticConfig(): LeanAgenticConfig;
    get nodeEnv(): string;
    get logLevel(): string;
}
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