A limited set of actions can assigned via macro commands. Incompatible actions are ommited from the generated macro. Also note that Macros are limited to 15 lines each.
General XHB combat layout I use in game. Feel free to use it if curious on how the flow might gauge for you.
[MINDSET]
DYE represents placing the job's TINT in said slot.
Damn, this is a lot of buttons.
Core / Frequent Action items focused on Hotbar 1 (ST 1-6 & AoE 7-12) Secondary Actions/Buffs/Debuffs found on Hotbars 2 and 3
Usage
Maiming.
Reaper Cross Hotbar setup based from Bun Boss FFXIV on Youtube as of Sep 8, 2022 (except expanded XHB which I regularly access).