I'm not adverse to messing with config files but this seems a little above my knowledge base. I've no experience with functional programming so have no idea re

I'm not adverse to messing with config files but this seems a little above my knowledge base. I've no experience with functional programming so have no idea really how it's doing the things it's doing. Plus I can imagine writing out your config file would take a long time. What does declarative mean? What does atomic mean?