feat: groups price calculator admin crud, booking/offer flow and api

src/Entity/TimestampableEntityInterface.php

@@ -0,0 +1,14 @@
+<?php
+
+namespace App\Entity;
+
+interface TimestampableEntityInterface
+{
+    public function getCreatedAt(): \DateTimeImmutable;
+
+    public function setCreatedAt(\DateTimeImmutable $createdAt): self;
+
+    public function getUpdatedAt(): ?\DateTimeImmutable;
+
+    public function setUpdatedAt(\DateTimeImmutable $updatedAt): self;
+}