format: format the invoker's Dockerfile (#5037)
diff --git a/core/invoker/Dockerfile b/core/invoker/Dockerfile
index bf25b3a..ca1561d 100644
--- a/core/invoker/Dockerfile
+++ b/core/invoker/Dockerfile
@@ -18,8 +18,8 @@
FROM scala
ENV UID=1001 \
- NOT_ROOT_USER=owuser
- ENV DOCKER_VERSION=18.06.3-ce
+ NOT_ROOT_USER=owuser \
+ DOCKER_VERSION=18.06.3-ce
# If you change the docker version here, it has implications on invoker runc support.
# Docker server version and the invoker docker version must be the same to enable runc usage.
# If this cannot be guaranteed, set `invoker_use_runc: false` in the ansible env.