Point the badges job's branch guard at refs/heads/main and update the README / ci-cd docs to name main as the canonical branch, ahead of establishing main from bringup as the SDK's first main commit. Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_017wB8KB3MMQztRDXCMCkPrf