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.
My controller setup for monk on controller
Waiting for the new action images to get added in to fully get this good
Make sure to change Double tap L2 to "Cross Hotbar 4 - Left" and Double tap R2 to "Cross Hotbar 4 - Right"
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Current monk hotbars
From Bun Boss video but slighly modified