public static void write(Path configFile, Configuration cfg) throws IOException {
		verboseMsg(String.format("Writing configuration to %s", configFile));
		try (Writer out = Files.newBufferedWriter(configFile)) {
			cfg.values.store(out);
		}
	}
Returns a Config containing all the settings from local config files merged
into one. This follows the system where settings that are "nearest" have
priority. The Config starts out with all the values from `defaults`, any
values read from files have priority.

@return a Configuration object
src/main/java/dev/jbang/Configuration.java