Refactor SupabaseSettings component

The SupabaseSettings component was refactored into smaller, more manageable components to improve code organization and maintainability. The UI and functionality remain unchanged.

src/lib/supabase/client.ts

@@ -34,7 +34,7 @@ try {
         console.log('Supabase fetch 요청:', url);
         
         // 기본 fetch 호출
-        return fetch(...args)
+        return fetch(urlOrRequest, args[1])
           .then(response => {
             console.log('Supabase 응답 상태:', response.status);
             return response;