Ah, Mike you are a man after my own heart.
There’s just no thrill in starting out slow. The deep end is the only place to start.
We really seem to agree on that.
Your level of detail is high but eminently do-able (with a chevalet) and with your determination it shall be done ……… and I’m betting, very well done.
The early bird gets the worm but its the second mouse that gets the cheese.