--
19694e1f2e by Silvio Traversaro <silvio@traversaro.it>:
Do not pass explicitly -O2 flag to compiler in Release build
COPYBARA_INTEGRATE_REVIEW=https://github.com/google/gemma.cpp/pull/3 from traversaro:patch-1 19694e1f2e
PiperOrigin-RevId: 610096914
* Rename BUILD to BUILD.bazel.
This fixes an error on macOS due to `build` and `BUILD` having conflicting names.
* Enable macos-latest in GitHub Actions CI.
* Fix concurrency key in GitHub Actions.
Use matrix configuration in concurrency key.