import { EnvironmentConfig } from '../types';
/**
 * Application configuration loaded from environment variables
 */
export declare const config: EnvironmentConfig;
/**
 * Validate configuration
 */
export declare function validateConfig(): void;
/**
 * Get full ChromaDB URL
 */
export declare function getChromaURL(): string;
/**
 * Print configuration (safe - no secrets)
 */
export declare function printConfig(): void;
/**
 * Get security configuration
 */
export declare function getSecurityConfig(): {
    auth: {
        enabled: boolean;
        requireApiKey: boolean;
        allowedOrigins: string[];
        defaultRateLimit: {
            requestsPerMinute: number;
            requestsPerHour: number;
        };
    };
    rateLimit: {
        enabled: boolean;
        requestsPerMinute: number;
        requestsPerHour: number;
        blockDuration: number;
    };
    sanitization: {
        enabled: boolean;
        maxStringLength: number;
        maxArrayLength: number;
        maxObjectDepth: number;
    };
};
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