Cornelis Boon

[backend] Some environment variables missing in 1.8.5 manifest examples/samples for GCP

2

Two things seem to be missing from the GCP env kustomize (for version [1.8.5](https://github.com/kubeflow/pipelines/tree/1.8.5) at least) mysql-secret is not being generated nor set in some kind of params.env Nor is...

[feature] Add clear architectural diagrams on how KFP works and fill out the operator guides

7

### Feature Area /area docs ### What feature would you like to see? For operators, contributors and administrators of KFP, it would be great to have clear diagrams and documentation...

feat(Backend + SDK): Update kfp backend and kubernetes sdk to support node affinity

12

**Description of your changes:** This PR adds support for node affinity to the driver and kubernetes_platform SDK. It is a follow up to #10671 and #10583, which updated the protobuf...