GitOps with GitLab: How to tackle secrets management

What this post added

This post introduces and details the implementation of managing secrets within a Kubernetes cluster using a GitOps approach with Bitnami's Sealed Secrets. It covers the installation of the Sealed Secrets controller, the process of retrieving the public key for encryption, and the workflow for creating encrypted `SealedSecret` resources from unencrypted Kubernetes `Secret` manifests. The post also provides utility scripts to simplify the sealing process and discusses the benefits of Git-based secrets management, such as versioning and collaboration through merge requests.