Improve documentation and add diff highlighting

[carbonrobot]

Improve documentation and add diff highlighting to prism. Various changes to reformat the documentation from the old style markdown files to something better suited for Docusaurus.

Preview URL: https://react-native-app-auth-obkj6m4ro-formidable-labs.vercel.app/open-source/react-native-app-auth/

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Name	Status	Preview	Comments	Updated (UTC)
react-native-app-auth	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Jun 3, 2024 1:09pm

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Latest commit: 814842c

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