feat: add proper assets support

[szymonrybczak]

In this Pull Request I've added support for assets inside projects.

Pending tasks

• [ ] ~Move @vxrn/react-native-prebuilt into optimizeDeps so we'll be able to include assets inside e.g. react-native inside output~
• [ ] Support inline assets with require("asdf.png");
• [ ] Fix AssetsRegistry not exposed inside built package
• [ ] Fix module duplication
• [ ] Support various scales of images
• [x] Include validate hash and platform