@Nonnull
	public static String addLanguage(@Nonnull String name, @Nonnull String path) {
		NAME_TO_PATH.put(name, path);
		return path;
	}
@param name
		Language name to use as a key. Will be used in {@link #getLanguages()} and {@link #getLanguageStylesheet(String)}.
@param path
		Full path to stylesheet file.

@return Full path to stylesheet file.

@see RegexLanguages#addLanguage(String, InputStream) You should assign a regex language model by the same language name.
recaf-ui/src/main/java/software/coley/recaf/ui/LanguageStylesheets.java