static CircuitBreakerRuleBuilder builder(HttpMethod... methods) {
        requireNonNull(methods, "methods");
        return builder(ImmutableSet.copyOf(methods));
    }
Returns a newly created {@link CircuitBreakerRuleBuilder} with the specified {@link HttpMethod}s.
core/src/main/java/com/linecorp/armeria/client/circuitbreaker/CircuitBreakerRule.java