[RFC0028] Implement Cloud Native Buildpacks lifecycle

[loewenstein-sap]

This is a tracking issue for the implementation of https://github.com/cloudfoundry/community/blob/main/toc/rfc/rfc-0028-cnb-lifecycle.md

PRs to be reviewed and merged

Beta Give feedback

1. Initial version of cnbapplifecycle cnbapplifecycle#1
   +0
2. Add credential consumption for protected buildpacks cnbapplifecycle#2
   +0
3. Add cnb_app_lifecycle diego-release#929
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4. Fix rotate database key spec cloud_controller_ng#3831
   +0
5. [RFC0028] Implement Cloud Native Buildpacks lifecycle cloud_controller_ng#3778
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6. [RFC0028] Enable using protected CNBs cloud_controller_ng#3855
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7. [RFC0028] Support for Cloud Native Buildpacks lifecycle cli#2871
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8. Add cnbapplifecycle to cf-deployment cf-deployment#1178
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9. Add acceptance tests for cnb lifecycle cf-acceptance-tests#1136
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10. Document use of Cloud Native Buildpacks docs-buildpacks#310
    +0

[pbusko]

6. [ ] A follow-up pull request on cloud controller that allows the buildpacks to be in a private registry

cloudfoundry/cloud_controller_ng#3855