- Updated GitHub Actions workflow to use docker/setup-buildx-action@v3 with GitHub Actions cache
- Modified test/run-test.sh to use 'docker buildx' with cache-from and cache-to options
- All test jobs now share Docker layer cache, significantly reducing build times
- Uses cache-from=type=gha and cache-to=type=gha,mode=max for optimal caching
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Co-Authored-By: Claude <noreply@anthropic.com>