Add a boolean input (default: true) to control whether release artifacts
are uploaded to Volcengine TOS.
Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
Add reusable workflow (upload-tos.yml) to upload release archives to
Volcengine TOS bucket. Supports both workflow_call from release pipeline
and manual workflow_dispatch trigger. Uploads to versioned ({tag}/) and
latest/ directories.
Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>