* feat: display conversation starter from frontend env

* use nextjs config api

* update to /api/chat/config

* add config api for express

* add api config for fast api

* Create ten-badgers-learn.md

* remove default conversation staters

* check empty string

* update pydantic docs

* refactor: move NEXT_PUBLIC_CHAT_API to use config

* use config to get chatAPI

* refactor: rename useClientConfig