- Added Kash interfaces

src/Composer.php

@@ -55,6 +55,18 @@ class Composer
         }
     }
 
+    public static function postUpdate(Event $event) : void
+    {
+        $event->getIO()->write("post-update script executing ...");
+
+        $path = static::createPath('var/cache/version.cache');
+
+        if ( file_exists($path) ) {
+            $event->getIO()->write("removing cache file version to force a  '$path'");
+            unlink($path);
+        }
+    }
+
     protected static function readComposerJson(Event $event) : ? array
     {
         $path = static::createPath('composer.json');