Release v1.5.0

Added

• Support for DessMonitor devcode 6422 used by Must PH19-6048 EXP collectors, including operating-mode normalization (thanks to @tosstosstoss for providing analysis data)
• New sensor definitions (SOC, PV string voltages/currents, accumulated energy counters, radiator temperatures, charger enable state, etc.) so the additional metrics surface in Home Assistant