needed neo4j plugin added to docker compose

src/docker-compose.yml

@@ -31,6 +31,7 @@ services:
     environment:
       # neo4j isn't exposed to the internet so having the password checked into version control doesn't matter
         - NEO4J_AUTH=neo4j/your_password
+        - NEO4J_PLUGINS=["graph-data-science"]
     ports:
       # useful for dev
       - "127.0.0.1:7474:7474"