Exciting!!! Be sure to post some pics when you open it in the Unboxing the Shine forum.
No real middle step. Clay, clay residue removal, and PS should be just fine for now, though, and then do your correction in the spring. The video says to have it in good shape because you'll "lock in" the swirls until you correct it, but no harm will come to your car by not having it corrected.
I'll link a prep video here, just in case.
And here's a link to their detail cart.
https://adamspolishes.com/shop/specials/sub-category-1/adam-s-standard-detail-cart.html