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fix(docs): guard stale preview deployments #159

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Merged
hongjr03 merged 1 commit into from
May 26, 2026
Merged

fix(docs): guard stale preview deployments #159

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31 changes: 24 additions & 7 deletions .github/workflows/deploy-docs.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -37,6 +37,7 @@ jobs:
env:
GH_TOKEN: ${{ github.token }}
WORKFLOW_RUN_ID: ${{ github.event.workflow_run.id }}
WORKFLOW_HEAD_SHA: ${{ github.event.workflow_run.head_sha }}
run: |
set -euo pipefail

Expand Down Expand Up @@ -67,24 +68,40 @@ jobs:
pr_number="${metadata_pr_number}"
fi

if [ "${metadata_action}" != "closed" ] && [ "${has_preview_artifact}" != "true" ]; then
echo "No current preview deploy or cleanup target found for workflow run ${WORKFLOW_RUN_ID}."
echo "mode=none" >> "${GITHUB_OUTPUT}"
exit 0
fi

if ! [[ "${pr_number}" =~ ^[0-9]+$ ]]; then
echo "No pull request number found for workflow run ${GITHUB_RUN_ID}."
exit 1
fi

mode="none"
if [ "${metadata_action}" = "closed" ]; then
mode="cleanup"
elif [ "${has_preview_artifact}" = "true" ]; then
mode="deploy"
pr_json="$(gh api "repos/${GITHUB_REPOSITORY}/pulls/${pr_number}")"
pr_state="$(jq -r '.state' <<< "${pr_json}")"
pr_head_sha="$(jq -r '.head.sha' <<< "${pr_json}")"

if [ "${pr_state}" != "open" ]; then
echo "PR #${pr_number} is ${pr_state}; removing preview instead of deploying stale artifact."
mode="cleanup"
elif [ "${pr_head_sha}" != "${WORKFLOW_HEAD_SHA}" ]; then
echo "Workflow run ${WORKFLOW_RUN_ID} is for ${WORKFLOW_HEAD_SHA}, but PR #${pr_number} is now at ${pr_head_sha}; skipping stale preview deploy."
else
mode="deploy"
fi
fi

if [ "${mode}" = "none" ]; then
echo "No preview or cleanup artifact found for workflow run ${WORKFLOW_RUN_ID}."
echo "mode=none" >> "${GITHUB_OUTPUT}"
exit 0
fi

if ! [[ "${pr_number}" =~ ^[0-9]+$ ]]; then
echo "No pull request number found for workflow run ${GITHUB_RUN_ID}."
exit 1
fi

preview_path="preview/pr-${pr_number}/"
preview_url="https://vide.pascal-lab.net/${preview_path}"

Expand Down
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