/**
 * Default configuration constants
 * These values are used when environment variables are not set
 */
export declare const CONFIG_CONSTANTS: {
    readonly DEFAULT_VISIBILITY_TIMEOUT_SECONDS: 30;
    readonly DEFAULT_POLL_INTERVAL_MS: 1000;
    readonly DEFAULT_DOWNLOAD_TIMEOUT_MS: 30000;
    readonly DEFAULT_MAX_RETRIES: 3;
    readonly MAX_FILE_SIZE_MB: 50;
    readonly LOG_LEVEL: "INFO";
};
/**
 * Platform-specific default paths
 * These are used when no custom path is configured in the database
 */
export declare const PLATFORM_DEFAULTS: {
    /**
     * Get default download path for current platform
     */
    readonly getDefaultDownloadPath: () => string;
    /**
     * Get platform-specific path examples for documentation/UI
     */
    readonly getPathExamples: () => Record<string, string>;
    /**
     * Get current platform information
     */
    readonly getPlatformInfo: () => {
        platform: string;
        isWindows: boolean;
        isMac: boolean;
        isLinux: boolean;
        separator: string;
    };
};
/**
 * Database configuration keys for platform-specific settings
 */
export declare const CONFIG_KEYS: {
    readonly DOWNLOAD_DEFAULT_PATH: "download.default_path";
    readonly DOWNLOAD_FALLBACK_PATH: "download.fallback_path";
    readonly QUEUE_NAME: "queue.name";
    readonly QUEUE_VISIBILITY_TIMEOUT: "queue.visibility_timeout_seconds";
    readonly QUEUE_POLL_INTERVAL: "queue.poll_interval_ms";
    readonly DOWNLOAD_TIMEOUT: "download.timeout_ms";
    readonly DOWNLOAD_MAX_RETRIES: "download.max_retries";
    readonly DOWNLOAD_MAX_FILE_SIZE: "download.max_file_size_mb";
};
/**
 * Required environment variables
 */
export declare const REQUIRED_ENV_VARS: readonly ["SUPABASE_URL", "SUPABASE_SERVICE_ROLE_KEY"];
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