SignUp2.vue

// src/views/SignUp.vue
<script>
import {signUp} from '@/utils/auth.js' // Adding this line
export default {
  name: "SignUp",
...
  methods: {
    submit() {
      if (this.$refs.form.validate()) {
        console.log(`SIGN UP username: ${this.username}, password: ${this.password}, email: ${this.username}`);
        signUp(this.username, this.password); // Adding this line as well
      }
    },
  },
}
</script>