Thomas -- I agree with all of your major points about actionable things politicians/voters can do between now and November 8, 2022.

I'd also like to invite you to check out this piece of mine published in "Politically Speaking":

https://medium.com/politically-speaking/how-democrats-can-win-in-2022-5ceb95ce61a0

It dissects a lot of these considerations with quite a bit of detail.