Make postgres configurable via env vars in dev

dev.yml

@@ -23,7 +23,7 @@ services:
       - .env.dev
       - .env
     image: postgres:${POSTGRES_VERSION-11}
-    command: postgres -c log_min_duration_statement=0
+    command: postgres ${POSTGRES_ARGS-}
     volumes:
       - "./data/${COMPOSE_PROJECT_NAME-node1}/postgres:/var/lib/postgresql/data"
     networks: