Nothing I do, not source, not login, not leave and login again. This just started a few days ago.
echo $SHELL proves I'm running bash.
.bash_login nor .bashrc is being read. Which means none of my alias and shortcuts work.
What gatekeeper?. Darwin is System 7 Unix variation. Using the command line, nothing relating to the UI. I've been a Unix/Linux developer/admin/everything for over 20 yrs. That's why this is so annoying.