fix(search): add java option to limit es ram use

docker-compose.yml

@@ -106,6 +106,7 @@ services:
       discovery.type: single-node
       xpack.security.enabled: ${ELASTIC_SECURITY}
       ELASTIC_PASSWORD: ${ELASTICSEARCH_PASSWORD}
+      ES_JAVA_OPTS: '-Xms512m -Xmx512m'
     volumes:
       - db-elastic:/usr/share/elasticsearch/data
     networks: