v0.19.1

What's Changed

Bug Fixes

• Implement new spec changes for AsyncGenerator by @jedel1043 in #3950
• Allow dead code for code that is newly detected as unused by @hansl in #3984
• Allow warnings when running CI on release branches by @jedel1043 in #3990

Internal Improvements

• Add spec edition 15 to the tester by @jedel1043 in #3957
• Enable CI for release branches by @jedel1043 in #3987

Full Changelog: v0.19...v0.19.1