╔═════════════════════════════════════════════════════╗ ║ ║ ║ https://en.wikipedia.org/wiki/Box-drawing_character ║ ║ ║ ╚═════════════════════════════════════════════════════╝
there was a related thread a few days ago: https://news.ycombinator.com/item?id=37040883
you could use https://asciiflow.com/ (web) or https://monodraw.helftone.com/ (mac) to make such diagrams and paste them here.
use the "code" formatting ("Text after a blank line that is indented by two or more spaces") -- see https://news.ycombinator.com/formatdoc
there was a related thread a few days ago: https://news.ycombinator.com/item?id=37040883
you could use https://asciiflow.com/ (web) or https://monodraw.helftone.com/ (mac) to make such diagrams and paste them here.
use the "code" formatting ("Text after a blank line that is indented by two or more spaces") -- see https://news.ycombinator.com/formatdoc