ui: fix signup flow

frontend/app/components/Signup/SignupForm/SignupForm.tsx

@@ -211,14 +211,14 @@ const SignupForm = () => {
                 type="error"
               />
             )}
-            {errors && errors.length && (
+            {errors && errors.length > 0 ? (
               <Alert
                 className="my-3 rounded-lg"
                 // message="Error Text"
                 description={errors[0]}
                 type="error"
               />
-            )}
+            ) : null}
 
             <Button
               type="submit"

frontend/app/services/UserService.ts

@@ -133,7 +133,7 @@ export default class UserService {
     return this.client
       .post('/signup', data)
       .then((response: { json: () => any }) => response.json())
-      .then((response: { data: any }) => response.data || {});
+      .then((response: { data: any }) => response as Record<string, any> || {});
   }
 
   resetPassword(data: any) {