## Summary
- Add GitHub workflow that enables opencode to respond to comments on
issues and PRs
- Workflow triggers on comments containing /oc or /opencode commands
- Uses sst/opencode/github action with Claude Sonnet 4 model
- Allows for automated code review and assistance directly in GitHub
This workflow will enable developers to get AI-powered assistance with
code review and modifications directly in GitHub by commenting on PRs or
issues with /oc or /opencode.