@UnstableApi
    public static CorsServiceBuilder builderForOriginRegex(Pattern originRegex) {
        return builder(requireNonNull(originRegex, "originRegex").asPredicate());
    }
Returns a new {@link CorsServiceBuilder} with origins matching the {@code originRegex}.
core/src/main/java/com/linecorp/armeria/server/cors/CorsService.java