diff --git a/meta/i18n/fr/lean.api.json b/meta/i18n/fr/lean.api.json
index 54c4c42..0403645 100644
--- a/meta/i18n/fr/lean.api.json
+++ b/meta/i18n/fr/lean.api.json
@@ -1,4 +1,15 @@
 {
+  "descriptor": {
+    "form": {
+      "none": "Aucun formulaire existant pour cet API"
+    },
+    "entity": {
+      "none": "Aucune entité trouvée pour cet API"
+    },
+    "route": {
+      "none": "Aucune route trouvée pour cet API"
+    }
+  },
   "form": {
     "save": {
       "error": {
diff --git a/src/Attribute/EntityField.php b/src/Attribute/EntityField.php
index 1b01327..129a16c 100644
--- a/src/Attribute/EntityField.php
+++ b/src/Attribute/EntityField.php
@@ -13,5 +13,6 @@ class EntityField
         public ?string $regexFormat = null,
         public mixed $example = null,
         public ?string $field = null,
+        public ?string $setterMethod = null,
     ) {}
 }
\ No newline at end of file
diff --git a/src/Form/Save.php b/src/Form/Save.php
index 9a36ecd..d5c69e3 100644
--- a/src/Form/Save.php
+++ b/src/Form/Save.php
@@ -33,10 +33,14 @@ abstract class Save implements \Picea\Ui\Method\FormInterface {
         $entity = $this->getEntity();
 
         if  ($entity->isLoaded() ) {
-            $entity->updatedAt = new Datetime();
+            if (property_exists($entity, 'updatedAt')) {
+                $entity->updatedAt = new Datetime();
+            }
         }
         else {
-            $entity->createdAt = new Datetime();
+            if (property_exists($entity, 'createdAt')) {
+                $entity->createdAt = new Datetime();
+            }
         }
 
         try {
@@ -63,18 +67,20 @@ abstract class Save implements \Picea\Ui\Method\FormInterface {
         foreach($entity::resolveEntity()->fieldList() as $key => $property) {
             $field = $property->getAttribute(Field::class)->object;
 
-            if (! $field->readonly) {
+            if (! $field->readonly || ! $entity->isLoaded()) {
                 $apiField = $property->getAttribute(EntityField::class)->object ?? null;
 
                 if ($apiField) {
-                    if ($apiField->field) {
-                        if ( isset($context->{$apiField->field}) ) {
-                            $entity->$key = $context->{$apiField->field};
+                    $var = $apiField->field ?: $key;
+
+                    if ( isset($context->{$var}) ) {
+                        if ($apiField->setterMethod) {
+                            # Use a setter method
+                            call_user_func([ $entity, $apiField->setterMethod ], $context->{$var});
                         }
-                    }
-                    else {
-                        if ( isset($context->{$key}) ) {
-                            $entity->$key = $context->{$key};
+                        else {
+                            # Direct property set
+                            $entity->$key = $context->{$var};
                         }
                     }
                 }
diff --git a/view/lean-api/entity_descriptor.phtml b/view/lean-api/entity_descriptor.phtml
index 5ccda65..a6b2639 100644
--- a/view/lean-api/entity_descriptor.phtml
+++ b/view/lean-api/entity_descriptor.phtml
@@ -1,8 +1,10 @@
+{% language.set "lean.api.descriptor.entity" %}
+
 {% function yesOrNo(bool $toggle) : void %}
     <span style="color: {{ $toggle ? 'green' : '#ac1b1b' }}">{{ $toggle ? 'oui' : 'non' }}</span>
 {% endfunction %}
 
-{% function length(int|null $length): void %}
+{% function length(int|null|string $length): void %}
     <span style="color:{{ $length ? 'black' : 'gray' }}">{{ $length ?? "non-défini" }}</span>
 {% endfunction %}
 
@@ -61,5 +63,7 @@
                 {% endforeach %}
             </ol>
         </div>
+    {% or %}
+        <i style="color:#585858; padding:0 12px">{% _ "none" %}</i>
     {% endforeach %}
 </div>
\ No newline at end of file
diff --git a/view/lean-api/form_descriptor.phtml b/view/lean-api/form_descriptor.phtml
index 91c6e9f..7681698 100644
--- a/view/lean-api/form_descriptor.phtml
+++ b/view/lean-api/form_descriptor.phtml
@@ -1,3 +1,5 @@
+{% language.set "lean.api.descriptor.form" %}
+
 {% function yesOrNo(bool $toggle) : void %}
     <span style="color: {{ $toggle ? 'green' : '#ac1b1b' }}">{{ $toggle ? 'oui' : 'non' }}</span>
 {% endfunction %}
@@ -34,5 +36,7 @@
                 {% endforeach %}
             </ol>
         </div>
+    {% or %}
+        <i style="color:#585858; padding:0 12px">{% _ "none" %}</i>
     {% endforeach %}
 </div>
\ No newline at end of file
diff --git a/view/lean-api/route_descriptor.phtml b/view/lean-api/route_descriptor.phtml
index e52f582..bc9fb28 100644
--- a/view/lean-api/route_descriptor.phtml
+++ b/view/lean-api/route_descriptor.phtml
@@ -1,14 +1,21 @@
+{% language.set "lean.api.descriptor.route" %}
+
 <ul class="routes-wrapper">
     {% foreach $routes as $route %}
         {% foreach $route['methods'] as $method %}
             <li class="method-{{ strtolower($method) }}">
-                <span class="route-method">{{ $method }}</span>
+                <span class="route-method">
+                    <span class="method-name">{{ strtoupper($method) }}</span>
+                </span>
                 <span class="route-link">
                     <a href="{{ $route['route'] }}" title="{{ $route['path'] }}">{{ $route['cleaned'] }}</a>
-                    <span>- {{= $route['description'] }}</span>
+                    <span>-</span>
+                    <span>{{= $route['description'] }}</span>
                 </span>
                 <small class="route-name">{{ $route['name'] }}</small>
             </li>
+        {% or %}
+            <i style="color:#585858; padding:0 12px">{% _ "none" %}</i>
         {% endforeach %}
     {% endforeach %}
 </ul>
\ No newline at end of file
diff --git a/view/lean/layout/docs.phtml b/view/lean/layout/docs.phtml
index 439ced5..b838b8b 100644
--- a/view/lean/layout/docs.phtml
+++ b/view/lean/layout/docs.phtml
@@ -35,12 +35,13 @@
                 .forms .form-name {background: #9cc5e6;color: #284168;font-size:110%}
 
                 .routes-wrapper {padding:8px}
-                .routes-wrapper li + li {margin-top: 5px}
-                .routes-wrapper li {display:flex;align-items:center;border: 1px solid #ccc;}
-                .routes-wrapper .route-method {line-height: 1.8rem;padding:6px 5px 0 5px;width:80px;text-align:center;font-weight:bold;color:#fff;}
-                .routes-wrapper .route-link {line-height: 1.8rem;padding:0 10px}
+                .routes-wrapper li {display:flex;border: 1px solid #ccc;align-items: stretch;}
+                .routes-wrapper li + li {margin-top: 5px;}
+                .routes-wrapper .route-method {display:flex;align-items: center; justify-content: center; line-height: 1.8rem;padding:6px 5px 0 5px;min-width:80px;text-align:center;font-weight:bold;color:#fff;}
+                .routes-wrapper .route-link {line-height: 1.8rem;padding:0 10px;display: flex;align-items: center;}
+                .routes-wrapper .route-link span {margin-left: 7px;}
                 .routes-wrapper .route-link a {font-family:monospace;font-size:.85em}
-                .routes-wrapper .route-name {margin-left:auto;font-weight:bold;width: 200px;text-align: right;background:rgba(0, 0, 0, 0.02);line-height: 1.8rem;padding:6px 7px 0 5px;}
+                .routes-wrapper .route-name {margin-left:auto;font-weight:bold;min-width: 20%;text-align: right;background:rgba(0, 0, 0, 0.02);line-height: 1.8rem;padding:6px 7px 0 5px;}
                 .routes-wrapper li.method-get {background:#e7eff7;border-color: #bfcfdd;}
                 .routes-wrapper li.method-get .route-method {background:#0f6ab4;}
                 .routes-wrapper li.method-get .route-link a, .routes-wrapper li.method-get .route-name {color: #0f6ab4;}