fix : correction des retours de la V0

frontend/pages/admin/user/[[id]].vue

@@ -1,5 +1,5 @@
 <template>
-    <form @submit.prevent="validate">
+    <form :class="{ submitted }" @submit.prevent="validate">
         <div class="flex items-center relative">
             <div class="flex flex-row absolute -left-[60px]">
                 <Icon
@@ -21,6 +21,7 @@
                 label="Nom de l'utilisateur"
                 :disabled="!auth.isAdmin"
                 wrapper-class="w-[280px]"
+                required
             />
 
             <UiSelect
@@ -30,6 +31,7 @@
                 :options="ROLE"
                 :disabled="!auth.isAdmin"
                 wrapper-class="w-[280px]"
+                required
             />
 
             <UiTextInput
@@ -39,6 +41,7 @@
                 type="password"
                 :disabled="!auth.isAdmin"
                 wrapper-class="w-[280px]"
+                required
             />
         </div>
 
@@ -47,6 +50,7 @@
                 class="inline-flex mb-28 items-center justify-center text-xl min-w-[194px] text-white uppercase bg-primary-500 h-[50px] rounded hover:opacity-80 justify-self-end"
                 type="submit"
                 :disabled="isLoading || isHydrating || !auth.isAdmin"
+                @click="submitted = true"
             >
                 <Icon :name="userId ? '' : 'mdi:plus'" size="28" />
                 {{ userId ? 'Valider' : 'Ajouter' }}
@@ -68,6 +72,7 @@ const auth = useAuthStore()
 const userId = computed(() => resolveUserId(route.params.id))
 const isLoading = ref(false)
 const isHydrating = ref(false)
+const submitted = ref(false)
 
 const resolveUserId = (param: unknown) => {
     const idStr = Array.isArray(param) ? param[0] : param