/**
 * Constants for environment variables and development-related detection
 */
export declare const SERVER_ONLY_ENV_VARS: string[];
export declare const CLIENT_SAFE_ENV_VARS: string[];
export declare const DEVELOPMENT_FLAGS: string[];
export declare const ENV_GATING_PATTERNS: RegExp[];
export declare const DEV_ENVIRONMENT_INDICATORS: string[];
export declare const PROD_ENVIRONMENT_INDICATORS: string[];