Geth star: c422c7f59f | (Anton Oks)++ (committed using GitHub Web editor) | .github/workflows/build_rakudo-star.yml
build_rakudo-star.yml: Add "RAKUDO_FLAVOR" environment variable

see rakudo (NOT Star!) commits
   - github.com/rakudo/rakudo/commit/6e...1706a782a0
   - github.com/rakudo/rakudo/commit/f2...1eb469fef9
   - github.com/rakudo/rakudo/commit/69...16a8ffd0cb
for history and implementation of the "RAKUDO_FLAVOR" build (!!!) variable
15:20