Backport from `master` (Weekly) in `stable-2.541` for LTS 2.541.1#833

Merged

dduportal merged 24 commits intojenkins-infra:stable-2.541from

dduportal:stable-2.541

Jan 8, 2026

Commits on Jan 8, 2026

feat(windows): replace Windows 2019 by 2022 in the `jnlp` pod and node pool of packaging pod template (#813)

lemeurherve
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dduportal
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fix(infra-agents-health) check that we can clone jenkinsci/packaging on Windows
dduportal
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fix(package) use HTTPS instead of SSH to clone jenkinsci/packaging - https://github.com/jenkins-infra/helpdesk/issues/4909
dduportal
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Minor phrasing fix 1

authored and
dduportal
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Minor phrasing fix 2

authored and
dduportal
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doc(README) document the staging/promotion for Security advisory
dduportal
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chore(package) move staging bootstrap shell logic to the release.bash toolkit
dduportal
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fix(package) properly initialize staging by only retrieving necessary data from production to avoid conflicts between weekly and LTS lines
dduportal
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fix(utils) apply shellcheck recommandations and remove fixed TODO comments
dduportal
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fixup: correct shell when using weekly line
dduportal
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fix(package) ensure fastly decache fails fast if the API answers an error - https://github.com/jenkins-infra/helpdesk/issues/4910
dduportal
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fix(release,utils) only check for packaging environment variables from packaging functions to avoid unrelated failures during release build
dduportal
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cleanup(package) stop utilizing the former AWS pkg.origin.jenkins.io virtual machine - https://github.com/jenkins-infra/helpdesk/issues/3705
dduportal
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fix(package/utils) always bootstrap staging from scratch with only RPM packages from before
dduportal
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feat: change Jenkins GPG key from 2023 to 2026 - https://github.com/jenkins-infra/helpdesk/issues/4922
dduportal
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hotfix(package) remove old references for the old `pkg.origin.jenkins.io` VM
dduportal
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feat(utils/package) verify WAR download and publish the signature
dduportal
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fix(Github/issue-templates/LTS) use correct order for Packaging items and details how to safely create branch
dduportal
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fixup: mentions existing documentation
dduportal
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fix(tools/init-lts-line) ensure LTS branches are created from the correct datetime on packaging to avoid carrying unwanted changes to LTS
dduportal
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