The thing I don't understand is why do you need a new underlying engine in order to achieve "smaller config files". To me that reads as a non-sequitur. If you

The thing I don't understand is why do you need a new underlying engine in order to achieve "smaller config files". To me that reads as a non-sequitur. If you want an nginx directive that auto-magically does something, create one...don't build an entire reverse proxy just to add less verbose directives.