Fix backend url conf

src/utils/register.js

@@ -4,7 +4,7 @@ export default async function register(email, password, name, lastname, phone) {
     const csrfToken = await getXSRFToken();
 
     try {
-        const response = await fetch(`http://${import.meta.env.VITE_API_URL}/api/users/register`, {
+        const response = await fetch(`${import.meta.env.VITE_API_URL}/api/users/register`, {
             method: 'POST',
             credentials: 'include',
             headers: {