Modernize React Native architecture, compatibility, and tooling - #766

Modernize React Native architecture, compatibility, and tooling#766

NicooleT wants to merge 4 commits into

nicole/ci-add-rn-version-matrixappandflow/react-native-safe-area-context:nicole/ci-add-rn-version-matrixfrom

nicole/updateFormattingAndBuilderBobappandflow/react-native-safe-area-context:nicole/updateFormattingAndBuilderBobCopy head branch name to clipboard