Mobile/Expo web support

[tiagob]

Describe the bug
Multiple errors when run in the browser for Expo mobile.

To Reproduce
Steps to reproduce the behavior:

1. yarn start from root
2. Navigate to http://localhost:19002/
3. Click "Run in web browser"

Errors:

• Auth0 issue. Requires http://localhost:3000 in native application callback urls
  • Callback URL mismatch. The provided redirect_uri is not in the list of allowed callback URLs
• React Navigation isn't set up for web
• ApolloClient doesn't properly initialize because manifest is undefined