Build _plot dockerfile

build_helpers/publish_docker.sh

@@ -2,6 +2,7 @@
 
 # Replace / with _ to create a valid tag
 TAG=$(echo "${BRANCH_NAME}" | sed -e "s/\//_/g")
+TAG_PLOT=${TAG}_plot
 echo "Running for ${TAG}"
 
 # Add commit and commit_message to docker container
@@ -16,6 +17,7 @@ else
     docker pull ${IMAGE_NAME}:${TAG}
     docker build --cache-from ${IMAGE_NAME}:${TAG} -t freqtrade:${TAG} .
 fi
+docker build --cache-from freqtrade:${TAG} -t freqtrade:${TAG_PLOT} -f docker/Dockerfile.plot .
 
 if [ $? -ne 0 ]; then
     echo "failed building image"
@@ -32,6 +34,7 @@ fi
 
 # Tag image for upload
 docker tag freqtrade:$TAG ${IMAGE_NAME}:$TAG
+docker tag freqtrade:$TAG_PLOT ${IMAGE_NAME}:$TAG_PLOT
 if [ $? -ne 0 ]; then
     echo "failed tagging image"
     return 1