feat: validate email

src/pages/03_customer-management/components/employer/EmployerFormContact.vue

@@ -31,6 +31,12 @@ const telephone = defineModel<string>('telephone');
       hide-bottom-space
       class="col-md-6 col-12"
       :label="$t('form.email')"
+      :rules="[
+        (v: string) => !!v || $t('form.error.required'),
+        (v: string) =>
+          /^[\w-\.]+@([\w-]+\.)+[\w-]{2,4}$/g.test(v) ||
+          $t('form.error.invalid'),
+      ]"
       v-model="mail"
     />
     <q-input