Calculate home charge cost with spot price

🚧 THIS IS A TICKET MIGRATED FROM UPVOTY. The original ticket and comments will be available for a limited time over at:
https://abrp.upvoty.com/b/request-a-feature/calculate-home-charge-cost-with-spot-price/
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Some apps (Tibber, Ngenic…) get the actual hourly spot price for the region. With this home charging cost could be calculated