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Meta: remove PR preview when PR is closed #3824

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34 changes: 34 additions & 0 deletions .github/workflows/pr-preview-cleanup.yml
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Original file line number Diff line number Diff line change
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name: 'cleanup PR preview'

on:
pull_request_target:
types: [closed]

jobs:
cleanup:
name: 'delete PR preview'
runs-on: ubuntu-22.04

permissions:
contents: write

steps:
- uses: actions/checkout@v4
with:
ref: gh-pages

- name: Delete PR preview directory
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@rbuckton rbuckton Apr 9, 2026

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This would also need to be queued to prevent collisions with publishing as in #3821

env:
GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
PR_NUMBER: ${{ github.event.number }}
run: |
if [ ! -d "pr/$PR_NUMBER" ]; then
echo "No preview directory found for PR $PR_NUMBER"
exit 0
fi

git config user.email "bot@tc39"
git config user.name "Bot"
git rm -rf "pr/$PR_NUMBER"
git commit --message "Remove gh-pages preview for PR $PR_NUMBER"
git push origin gh-pages
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