Supabase
If you want to see how do you setup Supabase, go to Quick Start.
1

You need to refer lib/supabase.ts file. Example:
import { supabase } from '@/lib/supabase';
2

You can create queries like below:
import { supabase } from '@/lib/supabase';

const { data, error } = await supabase.from('users').select('*');
For more information, you can go to the Supabase Documentation.
Thats it!