Howdy! I just found this issue while searching for questions related to React + TypeScript + Auth0.
You can consult these code samples if you still need assistance with setting up or troubleshooting your Auth0 TypeScript integration with React:
You can use them as starting points on how the integration could look like and help you troubleshoot any issues you may be facing.
I plan to create a React code sample that uses React Router v6 this week and next. 