Only update atom feed for new releases

Don't publish canary versions to the feed.

Author: carolynvs-msft

Makefile

@@ -108,12 +108,14 @@ publish: prep-install-scripts
 	$(MAKE) $(MAKE_OPTS) publish MIXIN=kubernetes -f mixin.mk
 	# AZURE_STORAGE_CONNECTION_STRING will be used for auth in the following commands
 	if [[ "$(PERMALINK)" == "latest" ]]; then \
-	az storage blob upload-batch -d porter/$(VERSION) -s bin/$(VERSION); \
+		# Refresh the permalink to the new binaries \
+		az storage blob upload-batch -d porter/$(VERSION) -s bin/$(VERSION); \
+		# Update the mixin feed with the new version \
+		az storage blob download -c porter -n atom.xml -f bin/atom.xml \
+		bin/porter mixins feed generate -d bin/mixins -f bin/atom.xml -t build/atom-template.xml \
+		az storage blob upload -c porter -n atom.xml -f bin/atom.xml \
 	fi
 	az storage blob upload-batch -d porter/$(PERMALINK) -s bin/$(VERSION)
-	az storage blob download -c porter -n atom.xml -f bin/atom.xml
-	bin/porter mixins feed generate -d bin/mixins -f bin/atom.xml -t build/atom-template.xml
-	az storage blob upload -c porter -n atom.xml -f bin/atom.xml
 
 install: build
 	mkdir -p $(HOME)/.porter