Release tracking #288
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| name: Check bundle size | |
| on: | |
| pull_request: | |
| jobs: | |
| size: | |
| if: ${{ github.repository == 'primer/brand' }} | |
| name: Report bundle size | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Checkout PR branch | |
| uses: actions/checkout@v4 | |
| with: | |
| fetch-depth: 0 | |
| - name: Create main branch worktree | |
| run: git worktree add /tmp/main ${{ github.event.pull_request.base.sha }} | |
| - name: Set up Node | |
| uses: actions/setup-node@v4 | |
| with: | |
| node-version: 24 | |
| - name: Caching dependencies | |
| uses: actions/cache@v4 | |
| with: | |
| path: ~/.npm | |
| key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }} | |
| restore-keys: | | |
| ${{ runner.os }}-node- | |
| - name: Install and build (PR) | |
| run: | | |
| npm ci | |
| npm run build:lib | |
| - name: Measure bundle size (PR) | |
| run: npx size-limit --json > /tmp/pr-sizes.json | |
| - name: Install and build (main branch) | |
| working-directory: /tmp/main | |
| run: | | |
| npm ci | |
| cp ${{ github.workspace }}/.size-limit.js .size-limit.js | |
| npm run build:lib | |
| - name: Measure bundle size (main branch) | |
| working-directory: /tmp/main | |
| run: npx size-limit --json > /tmp/main-sizes.json 2>/dev/null || echo "[]" > /tmp/main-sizes.json | |
| - name: Generate size report | |
| id: size-report | |
| run: | | |
| REPORT=$(node packages/repo-configs/scripts/bundle-size-report.js /tmp/pr-sizes.json /tmp/main-sizes.json) | |
| echo "comment-body<<EOF" >> "$GITHUB_OUTPUT" | |
| echo "$REPORT" >> "$GITHUB_OUTPUT" | |
| echo "EOF" >> "$GITHUB_OUTPUT" | |
| - name: Add or update bundle size comment | |
| uses: phulsechinmay/rewritable-pr-comment@v0.3.0 | |
| with: | |
| message: ${{ steps.size-report.outputs.comment-body }} | |
| GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} | |
| COMMENT_IDENTIFIER: 'bundle-size-report' |