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.
https://imgur.com/a/Eym6nDe
3 is for AOE combo > R1 to cycle 1 is Standard Combo (Single Target) > Main R1 to cycle 2 is for Role skills, dash, limit break
I'm a left arm amputee - for 1-handed MMO mouse use (Logitech G600).
eDit