/**
 * Configuration system for Qwen OAuth Plugin
 */
export interface QwenConfig {
    /** Request timeout in milliseconds */
    timeout: number;
    /** Maximum number of retries for failed requests */
    maxRetries: number;
    /** Time before token expiry to trigger refresh (milliseconds) */
    refreshThreshold: number;
    /** Logging level */
    logLevel: "debug" | "info" | "warn" | "error";
    /** Base delay for exponential backoff (milliseconds) */
    baseRetryDelay: number;
    /** Maximum delay for exponential backoff (milliseconds) */
    maxRetryDelay: number;
}
export declare const defaultConfig: QwenConfig;
/**
 * Get configuration with environment variable overrides
 */
export declare function getConfig(): QwenConfig;
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