New UNVENDORIZED upstream version 1.31.4 🚀🚀🚀

Summary of Changes in Kubernetes 1.31.4+ds-1

Upstream Updates

• Updated to Kubernetes 1.31.4+ds (Closes: #1055411).
• Security Fix: CVE-2021-25743 – Prevents ANSI escape characters in kubectl output (Closes: #1016441.
• Source Cleanup: Repackaged to remove all non-kubectl sources (Closes: #1047881).
  • Excluded folders: cmd, staging, hack, docs, third_party, and vendor.

Debian Packaging Changes

Package Restructure:

• Introduced new binary package kubectl to replace kubernetes-client.
• Marked kubernetes-client as a transitional package.
• Exported kubectl library development files into golang-k8s-kubectl-dev.

Build System & Metadata Improvements:

• Set XS-Go-Import-Path to k8s.io/kubernetes.
• Declared Rules-Requires-Root as no.
• Updated Standards-Version to 4.7.0.
• Added Vcs- fields* pointing to the Kubernetes team on Salsa (Closes: #1086756).
• Declared Build-Depends dependencies.

File & Configuration Updates:

• Removed deprecated binaries: kubernetes-client, kubernetes-master, and kubernetes-node.
• Removed obsolete files: d/clean, d/compat.
• Added DEP14 configuration: Created d/gbp.conf for Git branch naming consistency.
• Updated Debian copyright:
  • Declared new copyright holders, including Arthur Diniz (2025).
  • Formatted Apache-2.0 license content.
  • Added Files-Excluded to document removed upstream files.

Improvements to Build & Testing:

• Manpage Generation: Now automated via help2man before dh_installman.
• Autopkgtest Integration: Introduced initial test suite in d/tests/.
• Shell Completions: Installed along with kubectl (Closes: #994438).
• CI Enhancements: Added salsa-ci.yml to enable pkg-go-tools pipeline.

Monitoring & Version Tracking:

• Updated d/watch to track only v1.. releases using GitHub API.
• Declared upstream metadata in d/u/metadata.