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Merged
jo16oh merged 1 commit into from
Sep 24, 2026
Merged

ci(release): create release tags with a deploy key #52

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15 changes: 12 additions & 3 deletions .github/workflows/release-zed.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -18,8 +18,9 @@ jobs:
tag:
if: github.ref == 'refs/heads/main'
runs-on: ubuntu-latest
environment: release
permissions:
contents: write
contents: read
pull-requests: read
steps:
- uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
Expand Down Expand Up @@ -61,9 +62,17 @@ jobs:
and .title == "chore(zed): release \($tag | ltrimstr("zed-"))")' > /dev/null ||
{ echo "::error::$GITHUB_SHA is not a merged chore/release-${TAG#zed-v} PR titled \"chore(zed): release ${TAG#zed-}\""; exit 1; }

# Only deploy keys may create release tags (the tag ruleset), so the push goes over SSH with the
# `release` environment's key. The agent holding it ends with this step, and the key never hits disk.
- name: Create tag
if: steps.tag.outputs.due == 'true'
run: gh api "repos/$GITHUB_REPOSITORY/git/refs" -f ref="refs/tags/$TAG" -f sha="$GITHUB_SHA"
run: |
eval "$(ssh-agent -s)" > /dev/null
trap 'ssh-agent -k > /dev/null' EXIT
ssh-add -q - <<< "$RELEASE_TAG_KEY"
curl -fsS https://api.github.com/meta | jq -r '.ssh_keys[] | "github.com \(.)"' > "$RUNNER_TEMP/known_hosts"
git -c core.sshCommand="ssh -o UserKnownHostsFile=$RUNNER_TEMP/known_hosts" \
push "git@github.com:$GITHUB_REPOSITORY.git" "$GITHUB_SHA:refs/tags/$TAG"
env:
GH_TOKEN: ${{ github.token }}
RELEASE_TAG_KEY: ${{ secrets.RELEASE_TAG_KEY }}
TAG: ${{ steps.tag.outputs.tag }}
19 changes: 15 additions & 4 deletions .github/workflows/release.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -142,13 +142,24 @@ jobs:
tag:
needs: [verify, build]
runs-on: ubuntu-latest
permissions:
contents: write
environment: release
steps:
- uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
with:
persist-credentials: false

# Only deploy keys may create release tags (the tag ruleset), so the push goes over SSH with the
# `release` environment's key. The agent holding it ends with this step, and the key never hits disk.
- name: Create tag
run: gh api "repos/$GITHUB_REPOSITORY/git/refs" -f ref="refs/tags/$TAG" -f sha="$GITHUB_SHA"
run: |
eval "$(ssh-agent -s)" > /dev/null
trap 'ssh-agent -k > /dev/null' EXIT
ssh-add -q - <<< "$RELEASE_TAG_KEY"
curl -fsS https://api.github.com/meta | jq -r '.ssh_keys[] | "github.com \(.)"' > "$RUNNER_TEMP/known_hosts"
git -c core.sshCommand="ssh -o UserKnownHostsFile=$RUNNER_TEMP/known_hosts" \
push "git@github.com:$GITHUB_REPOSITORY.git" "$GITHUB_SHA:refs/tags/$TAG"
env:
GH_TOKEN: ${{ github.token }}
RELEASE_TAG_KEY: ${{ secrets.RELEASE_TAG_KEY }}
TAG: ${{ needs.verify.outputs.tag }}

publish:
Expand Down
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