• Introduced single-container architecture via single Dockerfile in the repo root
  • Updated utils/*.sh and ash shell scripts to support running within a single container
  • Added new ash_helpers.{sh,ps1} scripts to support building and running the new container image
• Changed CDK Nag scanning to use TypeScript instead of Python in order to reduce the number of dependencies
• Changed identification of files to scan from find to git ls-files for Git repositories in order to reduce the number of files scanned and to avoid scanning files that are not tracked by Git
• Updated the multi-container Dockerfiles to be compatible with the script updates and retain backwards compatibility
• Updated ASH documentation and README content to reflect the changes and improve the user experience
• Added simple image build workflow configured as a required status check for PRs