Added GOFLAGS argument and Apache header license

build/includes/release.mk

@@ -56,7 +56,7 @@ example-image-markdown.%:
 
 # Deploys the site by taking in the base version and deploying the previous version
 release-deploy-site: $(ensure-build-image)
-release-deploy-site: DOCKER_RUN_ARGS += --entrypoint=/usr/local/go/bin/go
+release-deploy-site: DOCKER_RUN_ARGS += --entrypoint=/usr/local/go/bin/go GOFLAGS="-mod=mod"
 release-deploy-site:
 	version=$$($(DOCKER_RUN) run $(mount_path)/build/scripts/previousversion/main.go -version $(base_version)) \
 	$(MAKE) site-deploy SERVICE=$$version

build/scripts/previousversion/main.go

@@ -1,3 +1,17 @@
+// Copyright 2017 Google LLC All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package main
 
 import (