Flux Preview Enviromments via Flux Operator

The Flux project casually announced a second out-of-tree option to provide Preview Environments.

After GitOpsSets in WeaveGitOps (see our book) likely lost traction with the shutdown of weaveworks, we now have an alterantive!

With ControlPlane’s flux-operator we can now deploy envs based on GitHub PRs / GitLab MRs using ResourceSets 👏

This used to be one major advantage of Argo CD over Flux, which provides ApplicationSets that can (among other things) create Argo CD Applications for PRs of differet SCMs.