Kazem Alghasi ed5bae9997 feat(exchange): implement exchange rate history tracking ... Introduce a mechanism to track and audit changes in exchange rates. This includes: - Creating `ExchangeRateHistory` model and migration to store rate changes. - Implementing `ExchangeRateService` to encapsulate rate logic. - Updating `UpdateExchangeRates` command to record history when rates change. - Adding `ExchangeRateHistoryResource` to the Filament admin panel for monitoring.		2026-08-10 03:04:18 +03:30
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Commands	feat(exchange): implement exchange rate history tracking	2026-08-10 03:04:18 +03:30