Feat: Add city, district, and address fields to Customer

supabase_schema.sql

@@ -15,6 +15,9 @@ create table customers (
   full_name text not null,
   phone text,
   email text,
+  city text,
+  district text,
+  address text,
   notes text,
   created_at timestamp with time zone default timezone('utc'::text, now()) not null
 );