nuxt para agregar atributo seleccionar

<select class="form-select">
  <option value="" selected>-----------</option>
  <option v-for="(val) in auto" :value="val.id" :key="val.id" :cat_id="val.cat_id" :money_type="val.money_type" v-text="val.name"></option>
</select>
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