- Added ability to set PULUMI_SKIP_CHECKPOINTS without the experimental flag and introduced Automation API methods to install the Pulumi CLI for Go and Python, plus async inline programs support in Python.
- Added option to disable version validation for custom PulumiCommand in Node.js and new RequireEmptyPreviewAfterRefresh option for testing.
- Fixed multiple engine and SDK issues: preview import hang, alias parent URN errors, stack name validation, secret encryption performance, and updated generated SDK code and Python compatibility removal.