This feature is currently huge, and should probably only be put on boards with a lot of memory, or for fun.
TERM_OFFkeycodes to turn it on or off.
>prompt will appear, where you'll be able to type, backspace (a bell will ding if you reach the beginning and audio is enabled), and hit enter to send the command. Arrow keys are currently disabled so it doesn't get confused. Moving your cursor around with the mouse is discouraged.
#define TERMINAL_HELPenables some other output helpers that aren't really needed with this page.
keycode <layer> <row> <col>