Generate an audit-ready A2L (ASAM MCD-2 MC) calibration description authoring workbook per ASAM MCD-2 MC v1.7 covering characteristics, measurements, conversion methods, axis descriptions, record layouts, function definitions, group hierarchy, and memory address mapping for ETK, XCP, and CCP calibration tooling. Use this skill whenever the user mentions A2L, ASAM MCD-2 MC, calibration description, INCA, CANape, characteristic catalog, measurement catalog, or ECU calibration definition.