app/javascript/vue/components/Form/FormCollectingEvent/components/verbatim/Elevation.vue
<template>
<div class="field label-above">
<label>Elevation</label>
<input
class="full_width"
type="text"
rows="3"
v-model="collectingEvent.verbatim_elevation"
@change="() => { collectingEvent.isUnsaved = true }"
/>
</div>
</template>
<script setup>
const collectingEvent = defineModel()
</script>