v0.27.14

Changes

CONTEXT.md: add DDD vocabulary for agent-assisted development (#4009)

Add CONTEXT.md, a domain-driven design vocabulary for Skipper, to keep
agent-assisted development aligned with the project's domain language.
This is built based on the domain-modelling
skill.

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Multiarch Docker image

Multiarch Docker image is available in GitHub's docker registry:

docker run -it ghcr.io/zalando/skipper:v0.27.14 skipper --help