Copy/paste.

upgrade.sh

@@ -0,0 +1,33 @@
+#!/bin/bash
+
+# exit when any command fails
+set -e
+
+new_ver=$1
+
+echo "new version: $new_ver"
+
+# Simulate release of the new docker images
+docker tag nginx:1.23.3 aputra/nginx:$new_ver
+
+# Push new version to dockerhub
+docker push aputra/nginx:$new_ver
+
+# Create temporary folder
+tmp_dir=$(mktemp -d)
+echo $tmp_dir
+
+# Clone GitHub repo
+git clone git@github.com:antonputra/lesson-158.git $tmp_dir
+
+# Update image tag
+sed -i '' -e "s/aputra\/nginx:.*/aputra\/nginx:$new_ver/g" $tmp_dir/my-app/1-deployment.yaml
+
+# Commit and push
+cd $tmp_dir
+git add .
+git commit -m "Update image to $new_ver"
+git push
+
+# Optionally on build agents - remove folder
+rm -rf $tmp_dir