static <T extends Response> RetryRuleWithContent<T> onStatus(
            BiPredicate<? super ClientRequestContext, ? super HttpStatus> statusFilter, Backoff backoff) {
        return RetryRuleWithContent.<T>builder().onStatus(statusFilter).thenBackoff(backoff);
    }
Returns a newly created a {@link RetryRuleWithContent} that will retry with the specified
{@link Backoff} if the response status matches the specified {@code statusFilter}.
core/src/main/java/com/linecorp/armeria/client/retry/RetryRuleWithContent.java