Important
The following instructions target GHES 3.21.0 released 11 Jun 2026. You WILL need to pull updated "vault.rb", "ff_config.rb", "vexi_management_with_call_tracking.rb" files from the github Docker image AND update the docker.sh script to update the "vault.rb" path on newer releases.
sudo apt install -y \
fish \
moreutils \