Since ApisCP defaults to install PSQL 15 and PSQL 15 has been causing issues, I opted to install PSQL 16 during bootstrap. During install, there is a failure. Doing a manual yum install of the package has the same result.
libpq5-17.0-42PGDG.rhel8.x86_64 fails a GPG verification
2024-09-25 21:49:50,647 p=5127 u=root n=dnf.[fork.6132] | Using rpmkeys executable at /bin/rpmkeys to verify signatures
2024-09-25 21:49:51,270 p=5121 u=root n=ansible | fatal: [localhost]: FAILED! => {"attempts": 2, "changed": false, "msg": "Failed to validate GPG signature for libpq5-17.0-42PGDG.rhel8.x86_64"}
2024-09-25 21:49:51,275 p=5121 u=root n=ansible | PLAY RECAP *********************************************************************
2024-09-25 21:49:51,275 p=5121 u=root n=ansible | localhost : ok=116 changed=0 unreachable=0 failed=1 skipped=80 rescued=0 ignored=0