Resolve "e2e testing"

Closes #246

src/features/forms/components/inputs/RepeatInput.vue

@@ -151,7 +151,7 @@ function dragOver(event: DragEvent) {
     >
         <!--suppress VueUnrecognizedSlot -->
         <template #item="{ element, index }">
-            <div :key="index" class="card draggable-card">
+            <div :key="index" class="card draggable-card" :data-testid="`${id}-${index}`">
                 <div
                     class="card-header" 
                     :class="{ 'border-bottom': inputs.length >= 1, 'clickable': element.action }" 
@@ -190,6 +190,7 @@ function dragOver(event: DragEvent) {
     </VueDraggable>
     <AddCard
         v-if="addButton !== false"
+        :data-testid="`${id}-add`"
         placeholder="Ajouter"
         class="add-card"
         @click="addCard"