Revert "sad"

This reverts commit 550a8f26a2.

frontend/src/utils/table-import-export.ts

@@ -155,29 +155,8 @@ export const importTableData = async (
     const queryString = params.toString();
     const url = `${API_BASE_URL}${endpoint}${queryString ? `?${queryString}` : ''}`;
     
-    // Get authentication token (consistent with other API calls)
-    const getAuthToken = () => {
-      try {
-        const authStorage = localStorage.getItem('auth-storage');
-        if (authStorage) {
-          const parsed = JSON.parse(authStorage);
-          return parsed?.state?.token || null;
-        }
-      } catch (e) {
-        // Ignore parsing errors
-      }
-      return null;
-    };
-
-    const token = getAuthToken();
-    const headers: HeadersInit = {};
-    if (token) {
-      headers['Authorization'] = `Bearer ${token}`;
-    }
-
     const response = await fetch(url, {
       method: 'POST',
-      headers,
       body: formData,
       credentials: 'include',
     });