/**
* QSL Card Designer with ADIF import
* - Users can import an ADIF log file from their local system.
* - All record fields are available for QSL card design.
* - Supports a background image.
* - Designer UI supports adding, moving, and binding fields to ADIF values
* (e.g. STATION_CALLSIGN, QSO_DATE, BAND, MODE, etc.).
* - When a QSO is selected, the QSL card preview updates accordingly.
*/
QSL Card Designer (QSLカードデザイナー)