fix: Move jest/mock into package build (fix TS under RN 0.87) - #745

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/cache@v3, actions/checkout@v4, actions/setup-node@v4. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

'react-native/Libraries/Utilities/codegenNativeComponent' React Native deep imports are deprecated. Please use the top level import instead

'react-native/Libraries/Utilities/codegenNativeComponent' React Native deep imports are deprecated. Please use the top level import instead