Art of War procs are detected only with 2 talent points out of 2, based on spell ID 59578.

Support for Rank 1 requires a different spell ID, numbered 53489.

Because the effect is weaker, it may be displayed with a lower size e.g., 0.5 scale factor in paladin.lua:

self:RegisterAura("art_of_war_mini", 0, 53489, "art_of_war", "Left + Right (Flipped)", 0.5, 255, 255, 255, true, { flashOfLight, exorcism });