export interface WebSerialCompatibility {
    supported: boolean;
    status: "supported" | "polyfill" | "unsupported";
    message: string;
    recommendations: string[];
    browserInfo: {
        name: string;
        version: string;
        isSecure: boolean;
    };
}
/**
 * Detects WebSerial API browser compatibility
 * Returns detailed compatibility information including status, messages, and recommendations
 */
export declare function detectWebSerialCompatibility(): WebSerialCompatibility;
/**
 * Test WebSerial functionality
 * Returns true if WebSerial is actually working (not just detected)
 */
export declare function testWebSerialFunctionality(): Promise<boolean>;