create and use APP_NAME, APP_GROUP in docker compose files

modules/infra-kafka-cluster/build.gradle.kts

@@ -16,6 +16,7 @@ tasks.dockerComposeEnvUpdate {
     put("KAFKA_DL_URL", libs.versions.kafka.map { ver ->
       "https://dlcdn.apache.org/kafka/$ver/kafka_2.13-$ver.tgz"
     })
+    put("APP_NAME", "kafka-kraft")
   }
 
   // Limit JVM Heap Size

modules/infra-kafka-cluster/src/docker-compose.yml

@@ -3,7 +3,7 @@ version: "3.9"
 services:
 
   kafka:
-    image: ${REGISTRY_HOST}/dev.adamko.kafkatorio/kafka-kraft:${KAFKA_VERSION}
+    image: ${REGISTRY_HOST}/${APP_GROUP}/${APP_NAME}:${KAFKATORIO_VERSION}
     container_name: "kafka"
     restart: "unless-stopped"
     build: