- Auto-derive chargingState in buildTransactionEvent when not explicitly
provided (E02.FR.13: Started always has chargingState)
- Use idToken type Local instead of hardcoded Central in
startTransactionOnConnector for ATG local tag consistency (E02.FR.01)
- Add TimeLimitReached mapping in mapStopReasonToOCPP20 for stations
that need to report time-limited transaction stops