### Release Notes for [2.1.5](https://github.com/doctrine/collections/milestone/32) 2.1.x bugfix release (patch) ### 2.1.5 - Total issues resolved: **0** - Total pull requests resolved: **5** - Total contributors: **1** #### Test Suite - [393: Upgrade to PHPUnit 10](https://github.com/doctrine/collections/pull/393) thanks to @greg0ire CI -- - [390: Use a stable version of the guides-cli](https://github.com/doctrine/collections/pull/390) thanks to @greg0ire #### Improvement - [388: Flatten directory tree](https://github.com/doctrine/collections/pull/388) thanks to @greg0ire - [387: Avoid risky truthy-falsy comparison](https://github.com/doctrine/collections/pull/387) thanks to @greg0ire #### Static Analysis - [382: Disable UselessInheritDocComment sniff](https://github.com/doctrine/collections/pull/382) thanks to @greg0ire