- Added a new initialize() method launched after __construct()

src/Method/FormContext.php

@@ -54,8 +54,12 @@ class FormContext implements FormContextInterface
         $this->fillValues();
 
         $this->files = $request->getUploadedFiles() ?: [];
+
+        $this->initialize();
     }
 
+    public function initialize() : void {}
+    
     public function valid() : bool
     {
         foreach($this->messages as $message) {