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ci: apply least-privilege token to smoke-test workflow #41

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Merged
yeongseon merged 1 commit into from
Aug 13, 2026
Merged

ci: apply least-privilege token to smoke-test workflow #41

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9 changes: 9 additions & 0 deletions .github/workflows/smoke-test.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -14,6 +14,12 @@ concurrency:
group: smoke-tests-${{ github.workflow }}-${{ github.ref }}
cancel-in-progress: true

# Least privilege: this workflow only reads the repo and runs untrusted
# PR-authored example code via `make verify`. A read-only token removes the
# write/approve escalation path if that code reaches the persisted credentials.
permissions:
contents: read

jobs:
verify:
runs-on: ubuntu-latest
Expand All @@ -38,6 +44,9 @@ jobs:
with:
# Full history so PR-scoped verify can diff against the base commit.
fetch-depth: 0
# Do not persist GITHUB_TOKEN in .git/config: `make verify` runs
# untrusted PR example code, which must not be able to read the token.
persist-credentials: false

- name: Scope verify to changed examples (pull requests only)
env:
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