Remove offline mode

The offline mode was removed to focus on resolving connection issues instead of providing a workaround.

src/lib/supabase/client.ts

@@ -52,9 +52,11 @@ try {
           
           // Storage API 엔드포인트 경로 수정 (buckets → bucket)
           if (url.includes('/storage/v1/buckets')) {
-            url = url.replace('/storage/v1/buckets', '/storage/v1/bucket');
+            const newUrl = url.replace('/storage/v1/buckets', '/storage/v1/bucket');
             // Request 객체인 경우 새 Request 객체 생성
-            requestToUse = new Request(url, requestToUse);
+            const newRequest = new Request(newUrl, requestToUse);
+            requestToUse = newRequest;
+            url = newUrl;
             console.log('Storage API Request 객체 경로 수정:', url);
           }
         }
@@ -113,7 +115,7 @@ try {
     try {
       // 기본 서버 상태 확인 (CORS 테스트)
       console.log('Supabase 서버 상태 확인 중...');
-      const response = await fetch(`${supabaseUrl}/rest/v1/`, {
+      const response = await fetch(`${supabaseUrl}/auth/v1/`, {
         method: 'GET',
         headers: {
           'Content-Type': 'application/json',
@@ -121,14 +123,14 @@ try {
         },
       });
       
-      if (response.ok) {
-        console.log('Supabase REST API 연결 성공:', response.status);
+      if (response.ok || response.status === 401 || response.status === 404) {
+        console.log('Supabase 서버 연결 성공:', response.status);
       } else {
-        console.warn('Supabase REST API 연결 실패:', response.status, response.statusText);
+        console.warn('Supabase 서버 연결 실패:', response.status, response.statusText);
         // 응답 세부 정보 로깅
         try {
           const errorText = await response.text();
-          console.warn('Supabase REST API 오류 응답:', errorText);
+          console.warn('Supabase 서버 응답 내용:', errorText);
         } catch (e) {
           console.error('응답 내용 읽기 실패:', e);
         }