• Add error for unsupported sbt 2.x versions. (#281)
• Add warning for unsupported sbt 0.x versions. (#281)
• Remove automatic deletion of project/play-fork-run.sbt files. Maintainers of legacy apps can consult the PR description for background and how to fix their project in the unlikely case it's necessary. (#280)
• Deprecate Scala buildpack configuration via system.properties. A warning is now shown when Scala buildpack configuration properties (like sbt.clean, sbt.project, etc.) are detected in system.properties. Use environment variables instead. This does not affect java.runtime.version which remains supported. (#279)
• Remove partial CNB functionality. (#276)
• Remove Ivy cache priming feature. (#275)
• Improve bin/detect error messages when sbt project files are missing. (#274)