add support for multiversion docs

[mirzakopic]

Summary

Updating gh workflow and docs to support the deployment and serving of multi version docs similar to what is in kcp repo.

What Type of PR Is This?

/kind documentation

Related Issue(s)

Fixes #
N/A

Release Notes

NONE

[kcp-ci-bot]

Hi @mirzakopic. Thanks for your PR.

I'm waiting for a kcp-dev member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

Once the patch is verified, the new status will be reflected by the ok-to-test label.

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Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.

[embik]

/ok-to-test

[embik]

/approve

[kcp-ci-bot]

LGTM label has been added.

Git tree hash: 0ec1a9689331566297e09ed096eee8852bcd130c

[kcp-ci-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: embik

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