modifs.mineures sans commentaires

php/src/app/app.php

@@ -15,6 +15,9 @@ use nulib\ValueException;
 class app {
   private static function isa_Application($app): bool {
     if (!is_string($app)) return false;
+    #XXX support legacy
+    $legacyApplication = 'nur\cli\Application';
+    if ($app === $legacyApplication || is_subclass_of($app, $legacyApplication)) return true;
     return $app === Application::class
       || is_subclass_of($app, Application::class);
   }