config.json where a lot of settings are configured, and characters.json where the various characters that can speak in the game are setup.config.json and characters.json files ready to use.config.json file is a json file which should already contain most of what's needed in it if using the template. For the most recent example of what can go in a config file, the narrat repo's test config uses most options.layout key in the config defines the overall layout of the game. This allows individual games to tweak how much space the dialogue box on the right of the interactive screens on the left take, and the resolution/aspect ratio of the game.