Using BL Touch auto-leveling with Ender 3

I have had/have used my Creality Ender 3 3D printer for nearly a decade now. It's not the fastest, it's not the most advanced, but it works well enough for the prototyping I do. One worthwhile upgrade I made a few years in was the addition of a BL Touch auto bed-leveling add-on . This lets the printer sense the bed surface before the print and adjust for a slightly-off-level bed. BL touch has a…