Update api.js

adding validation if (.env) missing out

Author: AdityaArgadinata

example/next-todo/lib/api.js

@@ -1,5 +1,8 @@
 import { createClient } from '@supabase/supabase-js'
 import { NEXT_PUBLIC_SUPABASE_URL, NEXT_PUBLIC_SUPABASE_KEY } from './constants'
 
+if (!NEXT_PUBLIC_SUPABASE_URL) throw new Error('Missing env.NEXT_PUBLIC_SUPABASE_URL')
+if (!NEXT_PUBLIC_SUPABASE_KEY) throw new Error('Missing env.NEXT_PUBLIC_SUPABASE_KEY')
+
 export const supabase = createClient(NEXT_PUBLIC_SUPABASE_URL, NEXT_PUBLIC_SUPABASE_KEY)