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fix: update PR body on new push, skip comment on no-op reruns #6

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Merged
dpage merged 1 commit into from
May 6, 2026
+18 −8
Merged

fix: update PR body on new push, skip comment on no-op reruns #6

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26 changes: 18 additions & 8 deletions .github/workflows/check-branches.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -401,6 +401,9 @@ jobs:
if [ "$EXISTING" = "$GENERATED" ]; then
echo "Fix branch already contains identical changes — skipping push to preserve PR approvals."
echo "pushed=false" >> "$GITHUB_OUTPUT"
echo "branch_ready=true" >> "$GITHUB_OUTPUT"
echo "fix_branch=$FIX_BRANCH" >> "$GITHUB_OUTPUT"
echo "base_branch=$BASE_BRANCH" >> "$GITHUB_OUTPUT"
exit 0
fi
fi
Expand All @@ -424,18 +427,20 @@ jobs:
echo "base_branch=$BASE_BRANCH" >> "$GITHUB_OUTPUT"

- name: Create or update fix PR
if: steps.push.outputs.pushed == 'true'
if: steps.push.outputs.pushed == 'true' || steps.push.outputs.branch_ready == 'true'
uses: actions/github-script@v7
env:
FIX_BRANCH: ${{ steps.push.outputs.fix_branch }}
BASE_BRANCH: ${{ steps.push.outputs.base_branch }}
PUSHED: ${{ steps.push.outputs.pushed }}
with:
github-token: ${{ secrets.PGEDGE_BUILDER_TOKEN }}
script: |
const fs = require('fs');
const body = fs.readFileSync('/tmp/drift-report.md', 'utf8');
const fixBranch = process.env.FIX_BRANCH;
const baseBranch = process.env.BASE_BRANCH;
const pushed = process.env.PUSHED === 'true';
const [owner, repo] = process.env.GITHUB_REPOSITORY.split('/');

const { data: prs } = await github.rest.pulls.list({
Expand All @@ -445,13 +450,18 @@ jobs:
});

if (prs.length > 0) {
const prNumber = prs[0].number;
console.log(`Updating existing PR #${prNumber}`);
await github.rest.issues.createComment({
owner, repo,
issue_number: prNumber,
body,
});
if (pushed) {
// New content was pushed — update the PR body to reflect latest drift
const prNumber = prs[0].number;
console.log(`Updating PR #${prNumber} body`);
await github.rest.pulls.update({
owner, repo,
pull_number: prNumber,
body,
});
} else {
console.log(`PR already open and branch unchanged — no update needed`);
}
} else {
console.log('Creating new fix PR');
await github.rest.pulls.create({
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