backup power

I recently upgraded my solar to an EG4 18K hybrid inverter and am adding a backup battery pack which requires a new 225 panel and sub panel. I am also awaiting the CT Foundation with the PowerShare feature. Tesla already approved me for the PowerShare with my existing system, but I am worried...

Based on this video there are some questions that need answering 1. tesla semi battery size . with the semi having a possible 1 MWh battery pack for the 500mi range and the cyber truck having the same range in the tri-motor config but not carrying as much weight, so assuming the semi is double...