public SELF exclude(Route excludedRoute) {
        excludedRoutes.add(requireNonNull(excludedRoute, "excludedRoute"));
        return self();
    }
Adds a {@link Route} that is supposed to be excluded from the {@link Route}s built by this
{@link AbstractBindingBuilder}.
core/src/main/java/com/linecorp/armeria/server/AbstractBindingBuilder.java