/**
 * Environment detection utilities
 *
 * Provides type-safe environment detection without relying on `any`-typed globals.
 */
/**
 * Check if the current environment is development.
 *
 * Returns true if NODE_ENV is not 'production', or if NODE_ENV cannot be determined
 * (which is the safe default for validation and warnings).
 *
 * @returns true if in development mode, false if in production
 */
export declare function isDevEnvironment(): boolean;
