Previously passing both silently had --no-sdk win. Exit non-zero with a clear error to match how other exclusive flag pairs (--global/--local, --config-dir/--local) are handled. Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
Previously passing both silently had --no-sdk win. Exit non-zero with a clear error to match how other exclusive flag pairs (--global/--local, --config-dir/--local) are handled. Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>