Updated bucket contracts to handle rejection reason

Author: gplanchat

README.md

@@ -5,10 +5,6 @@ Bucket
 [![Quality (PHPStan lvl 4)](https://github.com/php-etl/bucket/actions/workflows/quality.yml/badge.svg)](https://github.com/php-etl/bucket/actions/workflows/quality.yml)
 [![Infection](https://github.com/php-etl/bucket/actions/workflows/infection.yaml/badge.svg)](https://github.com/php-etl/bucket/actions/workflows/infection.yaml)
 [![PHPSpec](https://github.com/php-etl/bucket/actions/workflows/phpspec.yml/badge.svg)](https://github.com/php-etl/bucket/actions/workflows/phpspec.yml)
-[![PHPStan level 5](https://github.com/php-etl/bucket/actions/workflows/phpstan-5.yaml/badge.svg)](https://github.com/php-etl/bucket/actions/workflows/phpstan-5.yaml)
-[![PHPStan level 6](https://github.com/php-etl/bucket/actions/workflows/phpstan-6.yaml/badge.svg)](https://github.com/php-etl/bucket/actions/workflows/phpstan-6.yaml)
-[![PHPStan level 7](https://github.com/php-etl/bucket/actions/workflows/phpstan-7.yaml/badge.svg)](https://github.com/php-etl/bucket/actions/workflows/phpstan-7.yaml)
-[![PHPStan level 8](https://github.com/php-etl/bucket/actions/workflows/phpstan-8.yaml/badge.svg)](https://github.com/php-etl/bucket/actions/workflows/phpstan-8.yaml)
 ![PHP](https://img.shields.io/packagist/php-v/php-etl/bucket)
 
 Documentation