The LoadCredentials thing reminds me of configmaps in K8S, is there a more general thing in systemd e.g LoadConfig
A more generic approach than LoadCredentials I think is the EnvironmentFile= directive if you want to pass along multiple env variables to your process without individual Environment= directives
The LoadCredentials thing reminds me of configmaps in K8S, is there a more general thing in systemd e.g LoadConfig