GitHub Copilot is now available in the AI SDK harness layer

- Vercel: 78 events in the last 90 days
- Vercel: 25th Release in the last 90 days
- Previous: earlier the same day · Vercel Sandbox is now available in all regions
What happened
GitHub Copilot now runs through the AI SDK harness layer via @ai-sdk/harness-github-copilot, using the same HarnessAgent interface as every other supported harness.
Summary assembled by rule from the sources below