undo commenting out es docker

Author: callmekatootie

docker-kafka-es/docker-compose.yml

@@ -14,10 +14,10 @@ services:
       KAFKA_ADVERTISED_HOST_NAME: localhost
       KAFKA_CREATE_TOPICS: "u-bahn.action.aggregate:1:1,groups.notification.member.add:1:1,groups.notification.member.delete:1:1"
       KAFKA_ZOOKEEPER_CONNECT: zookeeper:2181
-  # esearch:
-  #   image: elasticsearch:7.7.1
-  #   container_name: ubahn-data-processor-es_es
-  #   ports:
-  #     - "9200:9200"
-  #   environment:
-  #     - discovery.type=single-node
+  esearch:
+    image: elasticsearch:7.7.1
+    container_name: ubahn-data-processor-es_es
+    ports:
+      - "9200:9200"
+    environment:
+      - discovery.type=single-node