docs(playground) : exemples required + email lowercase

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

.playground/pages/composant/input/inputEmail.vue

@@ -84,6 +84,24 @@
         :success="dynamicSuccess"
       />
     </div>
+
+    <div class="rounded-lg border p-4">
+      <h2 class="mb-4 text-xl font-bold">Email obligatoire</h2>
+      <MalioInputEmail
+        v-model="requiredEmail"
+        label="Email obligatoire"
+        :required="true"
+      />
+    </div>
+
+    <div class="rounded-lg border p-4">
+      <h2 class="mb-4 text-xl font-bold">Email normalisé (minuscules)</h2>
+      <MalioInputEmail
+        v-model="lowercaseEmail"
+        label="Email normalisé (minuscules)"
+        :lowercase="true"
+      />
+    </div>
   </div>
 </template>
 
@@ -92,6 +110,8 @@ import { computed, ref } from 'vue'
 
 const emailValue = ref('')
 const dynamicEmail = ref('')
+const requiredEmail = ref('')
+const lowercaseEmail = ref('')
 
 const emailRegex = /^[^\s@]+@[^\s@]+\.[^\s@]+$/
 const isDynamicValid = computed(() => emailRegex.test(dynamicEmail.value))