Remove offline mode

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

src/components/auth/LoginForm.tsx

@@ -4,7 +4,7 @@ import { Link } from "react-router-dom";
 import { Label } from "@/components/ui/label";
 import { Input } from "@/components/ui/input";
 import { Button } from "@/components/ui/button";
-import { ArrowRight, Mail, KeyRound, Eye, EyeOff, AlertTriangle, Loader2, WifiOff, Wifi } from "lucide-react";
+import { ArrowRight, Mail, KeyRound, Eye, EyeOff, AlertTriangle, Loader2 } from "lucide-react";
 
 interface LoginFormProps {
   email: string;
@@ -17,8 +17,6 @@ interface LoginFormProps {
   isSettingUpTables?: boolean;
   loginError: string | null;
   handleLogin: (e: React.FormEvent) => Promise<void>;
-  isOfflineMode?: boolean;
-  setIsOfflineMode?: (offline: boolean) => void;
 }
 
 const LoginForm: React.FC<LoginFormProps> = ({
@@ -31,9 +29,7 @@ const LoginForm: React.FC<LoginFormProps> = ({
   isLoading,
   isSettingUpTables = false,
   loginError,
-  handleLogin,
-  isOfflineMode = false,
-  setIsOfflineMode
+  handleLogin
 }) => {
   // CORS 또는 JSON 관련 오류인지 확인
   const isCorsOrJsonError = loginError && 
@@ -42,14 +38,6 @@ const LoginForm: React.FC<LoginFormProps> = ({
      loginError.includes('네트워크') ||
      loginError.includes('404') || loginError.includes('Not Found'));
 
-  const toggleOfflineMode = () => {
-    if (setIsOfflineMode) {
-      const newMode = !isOfflineMode;
-      setIsOfflineMode(newMode);
-      localStorage.setItem('offline_mode', newMode.toString());
-    }
-  };
-
   return (
     <div className="neuro-flat p-8 mb-6">
       <form onSubmit={handleLogin}>
@@ -91,27 +79,6 @@ const LoginForm: React.FC<LoginFormProps> = ({
             </div>
           </div>
           
-          <div>
-            <Button 
-              type="button" 
-              onClick={toggleOfflineMode}
-              variant={isOfflineMode ? "destructive" : "outline"}
-              className="w-full mb-3 flex items-center justify-center py-2"
-            >
-              {isOfflineMode ? (
-                <>
-                  <WifiOff className="h-4 w-4 mr-2" />
-                  오프라인 모드 활성화됨 (클릭하여 비활성화)
-                </>
-              ) : (
-                <>
-                  <Wifi className="h-4 w-4 mr-2" />
-                  온라인 모드 활성화됨 (클릭하여 오프라인 모드로 전환)
-                </>
-              )}
-            </Button>
-          </div>
-          
           {loginError && (
             <div className={`p-3 ${isCorsOrJsonError ? 'bg-amber-50 text-amber-800' : 'bg-red-50 text-red-600'} rounded-md text-sm`}>
               <div className="flex items-start gap-2">
@@ -119,18 +86,11 @@ const LoginForm: React.FC<LoginFormProps> = ({
                 <div>
                   <p className="font-medium">{loginError}</p>
                   
-                  {isCorsOrJsonError && !isOfflineMode && (
+                  {isCorsOrJsonError && (
                     <ul className="mt-2 list-disc pl-5 text-xs space-y-1 text-amber-700">
                       <li>설정 페이지에서 다른 CORS 프록시 유형을 시도해 보세요.</li>
                       <li>HTTPS URL을 사용하는 Supabase 인스턴스로 변경해 보세요.</li>
                       <li>네트워크 연결 상태를 확인하세요.</li>
-                      <li><button 
-                        type="button" 
-                        onClick={toggleOfflineMode} 
-                        className="text-neuro-income hover:underline inline-flex items-center"
-                      >
-                        <WifiOff className="h-3 w-3 mr-1" /> 오프라인 모드로 전환하기
-                      </button></li>
                     </ul>
                   )}
                 </div>
@@ -138,21 +98,6 @@ const LoginForm: React.FC<LoginFormProps> = ({
             </div>
           )}
           
-          {isOfflineMode && (
-            <div className="p-3 bg-blue-50 text-blue-800 rounded-md text-sm">
-              <div className="flex items-center gap-2">
-                <WifiOff className="h-5 w-5 text-blue-500" />
-                <div>
-                  <p className="font-medium">오프라인 모드 활성화됨</p>
-                  <p className="text-xs mt-1">서버 없이 앱의 기본 기능을 사용할 수 있습니다. 데이터는 로컬에 저장됩니다.</p>
-                  <p className="text-xs mt-1 text-blue-600">
-                    <strong>중요:</strong> 404 오류가 계속 발생한다면 오프라인 모드를 사용해보세요.
-                  </p>
-                </div>
-              </div>
-            </div>
-          )}
-          
           <div className="text-right">
             <Link to="/forgot-password" className="text-sm text-neuro-income hover:underline">
               비밀번호를 잊으셨나요?
@@ -166,7 +111,7 @@ const LoginForm: React.FC<LoginFormProps> = ({
           >
             {isLoading ? "로그인 중..." : 
              isSettingUpTables ? "데이터베이스 설정 중..." : 
-             isOfflineMode ? "오프라인 모드로 로그인" : "로그인"} 
+             "로그인"} 
             {!isLoading && !isSettingUpTables ? 
               <ArrowRight className="ml-2 h-5 w-5" /> : 
               <Loader2 className="ml-2 h-5 w-5 animate-spin" />}