Add Prow jobs to automate the release of Docker images and Python SDK

[davidheryanto]

When a release tag (e.g. v0.3.5) is pushed, ProwJobs will be created to:

• Publish Python SDK to pypi
• Publish Docker images
• Publish Helm chart

When a commit is pushed to the master branch, ProwJobs will be created to:

• Publish Docker images with dev tag

This pull request also updates Prow config.yaml so it is up-to-date with the latest components in
https://github.com/kubernetes/test-infra/tree/821a860177455dab60160c7624950c2da5c092ed/prow/cluster

For Python release, the versioning is automated with this package: https://github.com/pypa/setuptools_scm/

[feast-ci-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: davidheryanto

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[woop]

/lgtm

[feast-ci-bot]

@davidheryanto: Updated the config configmap in namespace default at cluster default using the following files:

• key config.yaml using file .prow/config.yaml

In response to this:

When a release tag (e.g. v0.3.5) is pushed, ProwJobs will be created to:

• Publish Python SDK to pypi
• Publish Docker images
• Publish Helm chart

When a commit is pushed to the master branch, ProwJobs will be created to:

• Publish Docker images with dev tag

This pull request also updates Prow config.yaml so it is up-to-date with the latest components in
https://github.com/kubernetes/test-infra/tree/821a860177455dab60160c7624950c2da5c092ed/prow/cluster

For Python release, the versioning is automated with this package: https://github.com/pypa/setuptools_scm/

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