fix(SW-360): scroll to first validation + remove unused translations

components/Forms/Signup/index.tsx

@@ -79,6 +79,17 @@ export default function SignupForm({ link, subtitle, title }: SignUpFormProps) {
     signup.mutate({ ...data, language: lang })
   }
 
+  async function handleValidation() {
+    const result = await methods.trigger()
+    if (!result) {
+      // Get first error field and focus on it.
+      const firstError = Object.keys(methods.formState.errors)[0]
+      if (firstError) {
+        methods.setFocus(firstError as keyof SignUpSchema)
+      }
+    }
+  }
+
   return (
     <section className={styles.formWrapper}>
       <Title as="h3">{title}</Title>
@@ -190,7 +201,7 @@ export default function SignupForm({ link, subtitle, title }: SignUpFormProps) {
               type="button"
               theme="base"
               intent="primary"
-              onClick={() => methods.trigger()}
+              onClick={handleValidation}
               data-testid="trigger-validation"
             >
               {signupButtonText}