Q.Rotating Nightshade Plants In Raised Beds
Can I remove half the soil in a bed that had a nightshade crop last year and add new soil, compost and manure to plant nightshades again in that bed? Just learned about the rotation of these plants.

Certified GKH Gardening Expert
Sure! If you are changing out the nutrients, then you will be replenishing what is lost. The only reason that you would not want to plant other solanaceous crops behind it would be the risk of developing a Mosaic Virus. Usually, the plants have to be infected, first.
Since you will be changing the top soil, you will not have a worry.
This article will give you information on things that you can add to your soil to help it perform its best: https://www.gardeningknowhow.com/special/organic/the-importance-of-soil-for-an-organic-garden.htm