Upgrade ES to 8.x (#190)

Author: stsewd

dockerfiles/docker-compose-search.yml

@@ -18,13 +18,14 @@ services:
   # You may need to increase the memory for vm
   # sudo sysctl -w vm.max_map_count=262144
   search:
-    image: docker.elastic.co/elasticsearch/elasticsearch:7.14.0
+    image: docker.elastic.co/elasticsearch/elasticsearch:8.10.2
     environment:
       - discovery.type=single-node
       - node.name=search
       - cluster.routing.allocation.disk.threshold_enabled=false
       - cluster.info.update.interval=30m
       - "ES_JAVA_OPTS=-Xms128m -Xmx128m"
+      - ELASTIC_PASSWORD=password
     ports:
       - "9200:9200"
     links: