To implement hcaptcha on the radio4000 systems, in the frontend and supabase.
- add the hcaptcha (public) site key to the r4-app environment variables
- add the hcaptcha (private) Account API Key to the supabase authentication hcaptcha settings
Docs: https://supabase.com/docs/guides/auth/auth-captcha
In the frontend it will need to be used in "sinin", "signup" and "password reset".