create a soft link(ln) from DUIK repo to run DUIK in the newest commit on macOS. if new files in, or anything mess up, repeat.

DUIK-dev-macOS.command

#edit your DuAEF_Duik and DuAEF repo path, make sure you had cloned DUIK and DUAEF to your home folder
duik=$HOME/DuAEF_Duik;
duaef=$HOME/DuAEF;

#sync the folder structure of libs(do not link the libs folder directly)
rsync -a $duaef/src/libs  $duik/src/  --include \*/ --exclude \*;

#ln libs(maybe you should delete the origin libs in the DUIK src folder first)
for file in $duaef/src/libs/icons/*; do ln -s $file $duik/src/libs/icons;done;
for file in $duaef/src/libs/pseudoEffects/*; do ln -s $file $duik/src/libs/pseudoEffects;done;
for file in $duaef/src/libs/expressionLib/*; do ln -s $file $duik/src/libs/expressionLib;done;
for file in $duaef/src/libs/*.jsxinc; do ln -s $file $duik/src/libs;done;

#ln DUAEF(maybe you should delete the origin DuAEF.jsxinc in the DUIK src folder first)
ln -s $duaef/src/DuAEF.jsxinc $duik/src;

#edit your Ae path and ln DUIK Bassel.2.jsx 
ln -s $duik/src/Duik\ Bassel.2.jsx \/Applications\/Adobe\ After\ Effects\ CC\ 2019\/Scripts\/ScriptUI\ Panels;