Run visudo validation and sudoers.d checks with sudo so Debian no longer
fails with a false validation error. Prompt before installing Docker and
move AOSC Docker packages into the same optional install path.
Co-authored-by: Cursor <cursoragent@cursor.com>
Ubuntu 26.04+ ships Docker in its own repositories, so install
docker.io, docker-compose-v2, and docker-buildx directly from apt
instead of adding Docker's official repository. Falls back to the
official repo method for older Ubuntu versions.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Split curl download from bash execution so network errors are caught
explicitly. Add post-install verification that brew is actually
available before reporting success.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>