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chore: pin GitHub Actions to commit SHAs - #25

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BGos87 wants to merge 1 commit into
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chore/pin-github-actions-20260918
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BGos87 wants to merge 1 commit into
mainfrom
chore/pin-github-actions-20260918

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@BGos87

@BGos87 BGos87 commented Sep 18, 2026 •

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Summary

Pin every uses: ref in .github/workflows/ (and any composite action
files) to a full 40-character commit SHA, with the original tag
preserved as a # vX comment.

Why

Tags and branches are mutable, so a compromised action can replace what
runs in our pipelines without changing the tag we reference. Pinning to
a SHA closes that supply-chain vector. See GitHub's hardening guide:
https://docs.github.com/en/actions/security-guides/security-hardening-for-github-actions#using-third-party-actions.

Deadline

TechOps is enforcing SHA-pinned GitHub Actions across the org.
Merging this PR brings the repo into compliance; workflows that still
reference mutable tags or branches may be blocked from running.

How

Generated mechanically with pinact run.
No version bumps were applied (strict pin); follow-up upgrades can come
from Renovate or a separate pinact run -u PR.

Test plan

  • CI green on this branch

Note

Low Risk
Workflow-only ref pinning with no application or version bumps; CI steps and permissions stay the same aside from immutable action resolution.

Overview
Replaces mutable version tags on third-party and MetaMask actions with full commit SHAs, keeping the original tag in a # vX comment so reviewers still see the intended version.

Updates span build/lint/test, main (including release detection), create-release-pr, and publish-release workflows—covering actions/checkout, actions/setup-node, MetaMask/action-is-release, and MetaMask/action-npm-publish. Runtime behavior and action versions are unchanged; only how refs are specified is hardened against tag-moving supply-chain risk.

Reviewed by Cursor Bugbot for commit a0b5d05. Bugbot is set up for automated code reviews on this repo. Configure here.

Pin every `uses:` ref in .github/workflows and composite actions to a
full 40-character commit SHA, with the original tag preserved as a
comment, e.g.

    uses: actions/checkout@11bd719 # v4

Tags and branches are mutable; commit SHAs are not. Pinning to a SHA
closes a supply-chain vector where a compromised action could replace
what runs in CI without changing the tag we reference.

Generated mechanically with `pinact run`
(https://github.com/suzuki-shunsuke/pinact). No version bumps were
applied (strict pin).

This branch has not been deployed

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