Supabase security advisories

@Viibrant assigning you since you're the backend guy, but no pressure to actually work on it - just putting it here as a task in case you do work on this more.

https://supabase.com/dashboard/project/jwjeuqbkksddragbdbue/advisors/security

There is 1 error level advisory and there are 2 warning level advisory on supabase. 

The advisories are about RLS, leaked password protection, and OTP expiry.