Testing image puvlish actions

What's Changed

• remove incorrect content value by @tzvifriedman in #1
• Modified K8s files to work with new version of K8s by @tzvifriedman in #2
• Add k8s manifest linter to github actions by @tzvifriedman in #3
• Added gh action for publishing frontend image by @tzvifriedman in #4

New Contributors

• @tzvifriedman made their first contribution in #1

Full Changelog: https://github.com/tzvifriedman/microservice-app-example/commits/v1