Add PSR container PoC

Author: DanielBadura

composer.json

@@ -53,6 +53,7 @@
     "infection/infection": "^0.32.0",
     "league/commonmark": "^2.6.1",
     "patchlevel/coding-standard": "^1.3.0",
+    "patchlevel/event-sourcing-bundle": "^3.16",
     "phpat/phpat": "^0.12.0",
     "phpbench/phpbench": "^1.4.1",
     "phpstan/phpstan": "^2.1.11",