add feature tests for ProductService

src/test/resources/application_feature.yml

@@ -0,0 +1,10 @@
+---
+spring:
+  datasource:
+    url: jdbc:tc:postgresql:14-alpine:///test
+    hikari:
+      maximum-pool-size: 2
+    driver-class-name: org.testcontainers.jdbc.ContainerDatabaseDriver
+  jpa:
+    hibernate:
+      ddl-auto: create