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Seungpyo1007Seungpyo1007
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ci: auto-fill PR metadata
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‎.github/workflows/pr-metadata.yml‎

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name: pr-metadata
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# Keep PR triage fields useful without requiring manual cleanup on every branch.
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# This workflow only updates PR metadata; it never checks out or executes PR code.
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on:
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pull_request_target:
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types: [opened, reopened, synchronize, ready_for_review]
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permissions:
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contents: read
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issues: write
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pull-requests: write
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jobs:
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triage:
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runs-on: ubuntu-latest
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env:
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PROJECT_TOKEN: ${{ secrets.PROJECT_TOKEN || secrets.ENGINE_TOKEN }}
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TRIAGE_PROJECT_URLS: ${{ vars.TRIAGE_PROJECT_URLS }}
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steps:
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- name: Assign author and label by changed paths
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uses: actions/github-script@v7
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with:
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script: |
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const pr = context.payload.pull_request;
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const owner = context.repo.owner;
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const repo = context.repo.repo;
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const issue_number = pr.number;
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const assignees = ['TechEngineBot'];
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if (!pr.user?.type?.endsWith('Bot')) {
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assignees.push(pr.user.login);
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}
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const files = await github.paginate(github.rest.pulls.listFiles, {
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owner,
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repo,
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pull_number: issue_number,
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per_page: 100,
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});
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const labels = new Set();
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const trackers = new Set();
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const title = pr.title.toLowerCase();
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for (const file of files) {
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const path = file.filename;
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const isDataDump = path.startsWith('site/public/v1/') || path === 'site/public/openapi.json';
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if (path.startsWith('site/') && !isDataDump) {
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labels.add('site');
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trackers.add('#19');
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}
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if (path.startsWith('data/') || isDataDump) {
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labels.add('data');
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trackers.add('#1');
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}
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if (path.startsWith('app/')) labels.add('app');
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if (path.startsWith('.github/workflows/')) labels.add('ci');
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if (path.startsWith('docs/') || path === 'README.md' || path.endsWith('.md')) labels.add('documentation');
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}
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if (title.startsWith('feat') || labels.has('site') || labels.has('data') || labels.has('app')) {
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labels.add('enhancement');
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}
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if (title.startsWith('fix')) {
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labels.add('bug');
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}
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await github.rest.issues.addAssignees({
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owner,
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repo,
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issue_number,
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assignees: [...new Set(assignees)],
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});
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if (labels.size) {
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await github.rest.issues.addLabels({
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owner,
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repo,
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issue_number,
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labels: [...labels],
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});
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}
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const milestoneByLabel = new Map([
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['site', 'Homepage and site improvements'],
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['data', 'Massive dataset rebuild (1989-2026)'],
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]);
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for (const [label, title] of milestoneByLabel) {
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if (!labels.has(label)) continue;
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const milestones = await github.paginate(github.rest.issues.listMilestones, {
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owner,
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repo,
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state: 'open',
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per_page: 100,
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});
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const milestone = milestones.find((item) => item.title === title);
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if (milestone) {
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await github.rest.issues.update({
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owner,
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repo,
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issue_number,
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milestone: milestone.number,
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});
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}
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break;
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}
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if (trackers.size) {
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const marker = '<!-- techapi-tracking -->';
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const existing = pr.body || '';
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const refs = [...trackers].sort().map((ref) => `- Refs ${ref}`).join('\n');
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const block = `${marker}\n\n## Tracking\n${refs}`;
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const body = existing.includes(marker)
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? existing.replace(new RegExp(`${marker}[\\s\\S]*$`), block)
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: `${existing.trim()}\n\n${block}`.trim();
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await github.rest.pulls.update({
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owner,
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repo,
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pull_number: issue_number,
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body,
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});
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}
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const changedLines = files.reduce((sum, file) => sum + file.additions + file.deletions, 0);
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let priority = 'Medium';
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if (labels.has('data') && (files.length >= 25 || changedLines >= 1000)) {
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priority = 'High';
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} else if (labels.has('data') || labels.has('app') || title.startsWith('fix')) {
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priority = 'High';
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} else if (labels.size === 1 && labels.has('documentation')) {
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priority = 'Low';
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} else if (changedLines <= 25 && !labels.has('ci')) {
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priority = 'Low';
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}
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core.exportVariable('TRIAGE_PRIORITY', priority);
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- name: Add PR to configured projects
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if: env.TRIAGE_PROJECT_URLS != '' && env.PROJECT_TOKEN != ''
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env:
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GH_TOKEN: ${{ env.PROJECT_TOKEN }}
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PR_URL: ${{ github.event.pull_request.html_url }}
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shell: bash
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run: |
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set -euo pipefail
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IFS=',' read -ra urls <<< "${TRIAGE_PROJECT_URLS}"
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today="$(date -u +%F)"
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for url in "${urls[@]}"; do
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url="$(echo "$url" | xargs)"
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[ -z "$url" ] && continue
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if [[ "$url" =~ github.com/orgs/([^/]+)/projects/([0-9]+) ]]; then
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owner="${BASH_REMATCH[1]}"
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project_number="${BASH_REMATCH[2]}"
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elif [[ "$url" =~ github.com/users/([^/]+)/projects/([0-9]+) ]]; then
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owner="${BASH_REMATCH[1]}"
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project_number="${BASH_REMATCH[2]}"
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else
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echo "::warning::Unsupported project URL: $url"
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continue
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fi
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project_json="$(gh project view "$project_number" --owner "$owner" --format json)"
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project_id="$(jq -r '.id' <<< "$project_json")"
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item_id="$(gh project item-add "$project_number" --owner "$owner" --url "$PR_URL" --format json --jq '.id')"
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start_field_id="$(gh project field-list "$project_number" --owner "$owner" --format json --jq '.fields[] | select(.name == "Start date") | .id')"
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target_field_id="$(gh project field-list "$project_number" --owner "$owner" --format json --jq '.fields[] | select(.name == "Target date") | .id')"
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priority_field_id="$(gh project field-list "$project_number" --owner "$owner" --format json --jq '.fields[] | select(.name == "Priority") | .id')"
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priority_option_id="$(gh project field-list "$project_number" --owner "$owner" --format json --jq ".fields[] | select(.name == \"Priority\") | .options[] | select(.name == \"${TRIAGE_PRIORITY:-Medium}\") | .id")"
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if [ -z "$priority_option_id" ]; then
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priority_option_id="$(gh project field-list "$project_number" --owner "$owner" --format json --jq '.fields[] | select(.name == "Priority") | .options[] | select(.name == "Medium") | .id')"
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fi
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if [ -n "$item_id" ] && [ -n "$start_field_id" ]; then
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gh project item-edit --id "$item_id" --project-id "$project_id" --field-id "$start_field_id" --date "$today"
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fi
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if [ -n "$item_id" ] && [ -n "$target_field_id" ]; then
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gh project item-edit --id "$item_id" --project-id "$project_id" --field-id "$target_field_id" --date "$today"
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fi
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if [ -n "$item_id" ] && [ -n "$priority_field_id" ] && [ -n "$priority_option_id" ]; then
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gh project item-edit --id "$item_id" --project-id "$project_id" --field-id "$priority_field_id" --single-select-option-id "$priority_option_id"
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fi
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done

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