#pragma once #include struct MeterData { uint32_t ts_utc; uint16_t short_id; char device_id[16]; float energy_total_kwh; float phase_power_w[3]; float total_power_w; float phase_voltage_v[3]; float battery_voltage_v; uint8_t battery_percent; bool valid; }; struct SenderStatus { MeterData last_data; uint32_t last_update_ts_utc; bool has_data; }; void init_device_ids(uint16_t &short_id, char *device_id, size_t device_id_len);