add dcb feature

Author: DavidBadura

composer.json

@@ -20,6 +20,7 @@
   "require": {
     "php": "~8.2.0 || ~8.3.0 || ~8.4.0",
     "patchlevel/event-sourcing": "4.0.x-dev",
+    "patchlevel/event-sourcing": "dev-DCB as 4.0.0",
     "symfony/cache": "^6.4.0|^7.0.0",
     "symfony/config": "^6.4.0|^7.0.0",
     "symfony/console": "^6.4.1|^7.0.1",