To use this plugin, you will have to make sure the composer CLI v1.10.0+ is available in the environment. Our pmbot/bot:composer Docker image embeds Composer 1.10.10 and the PHP Runtime 7.3.20.

version: '1'
  - packageManager:
      name: composer

The Composer package manager does not have additional configuration.

This plugin updates your composer.lock file only. We plan to add a feature in the future where you can enable the update of your composer.json, but we're waiting for feedback from users before going forward.