fix: userfront 빌드 설정(--wasm 제거) 및 리다이렉션 로직 최종 반영 #243

userfront/Dockerfile

@@ -7,7 +7,7 @@ COPY . .
 # Get dependencies and build for web
 RUN flutter pub get
 RUN touch .env
-RUN flutter build web --release --no-tree-shake-icons --wasm
+RUN flutter build web --release --no-tree-shake-icons
 
 # Stage 2: Serve with Nginx
 FROM nginx:alpine

userfront/lib/core/services/web_auth_integration_web.dart

@@ -11,8 +11,36 @@ void implSendLoginSuccess(String token) {
     effectiveToken = AuthTokenStore.getToken() ?? "";
   }
 
+  final fullUrl = html.window.location.href;
   final uri = Uri.base;
-  final redirectUri = uri.queryParameters['redirect_uri'] ?? uri.queryParameters['redirect_url'];
+  
+  // Try to find redirect_uri from standard parsing first, then manual string search
+  String? redirectUri = uri.queryParameters['redirect_uri'] ?? uri.queryParameters['redirect_url'];
+  
+  if (redirectUri == null) {
+    // Manual fallback for cases where Uri.base misses params
+    final searchParams = html.window.location.search;
+    if (searchParams != null && searchParams.isNotEmpty) {
+      final sUri = Uri.parse('?${searchParams.startsWith('?') ? searchParams.substring(1) : searchParams}');
+      redirectUri = sUri.queryParameters['redirect_uri'] ?? sUri.queryParameters['redirect_url'];
+    }
+  }
+
+  // Final fallback: regex or manual search in fullUrl
+  if (redirectUri == null) {
+    for (final key in ['redirect_uri=', 'redirect_url=']) {
+      if (fullUrl.contains(key)) {
+        final start = fullUrl.indexOf(key) + key.length;
+        var end = fullUrl.indexOf('&', start);
+        if (end == -1) end = fullUrl.length;
+        final raw = fullUrl.substring(start, end);
+        try {
+          redirectUri = Uri.decodeComponent(raw);
+          break;
+        } catch (_) {}
+      }
+    }
+  }
 
   if (redirectUri != null && redirectUri.isNotEmpty) {
     // Redirection flow