GitHub Actions를 이용한 Nx앱 병렬 빌드

gistfile1.txt

name: Build Affected Apps in Parallel

on:
  pull_request:
    types: [opened, synchronize, reopened]

jobs:
  detect-affected-apps:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - uses: actions/setup-node@v4
        with:
          node-version: 20

      - uses: actions/cache@v4
        with:
          path: |
            ~/.yarn
            **/node_modules
          key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
          restore-keys: |
            ${{ runner.os }}-yarn-

      - name: Install dependencies
        run: yarn install

      - name: Determine affected apps
        id: set-matrix
        run: |
          AFFECTED_APPS=$(npx nx affected:apps --plain --base=HEAD^ --head=HEAD) || (echo "Error running nx affected:apps" && exit 1)

          APPS_JSON=$(echo $AFFECTED_APPS | xargs -n 1 | awk '{print "{\"app\": \""$0"\"}"}' | paste -sd, -)
          AFFECTED_APPS_JSON="{\"include\":[$APPS_JSON]}"

          echo "affected_apps=$AFFECTED_APPS" >> $GITHUB_OUTPUT
          echo "affected_apps_json=$AFFECTED_APPS_JSON" >> $GITHUB_OUTPUT

          if [ -z "$AFFECTED_APPS" ]; then
            echo "has_affected_apps=false" >> $GITHUB_OUTPUT
          else
            echo "has_affected_apps=true" >> $GITHUB_OUTPUT
          fi
    outputs:
      affected_apps: ${{ steps.set-matrix.outputs.affected_apps }}
      affected_apps_json: ${{ steps.set-matrix.outputs.affected_apps_json }}
      has_affected_apps: ${{ steps.set-matrix.outputs.has_affected_apps }}

  comment:
    needs: detect-affected-apps
    runs-on: ubuntu-latest
    steps:
      - name: Comment on PR with affected apps
        uses: actions/github-script@v7
        with:
          script: |
            const issue_number = context.issue.number;
            const owner = context.repo.owner;
            const repo = context.repo.repo;

            const rawAffectedApps = `${{ needs.detect-affected-apps.outputs.affected_apps }}`;
            const affectedApps = rawAffectedApps.split(' ').filter(app => app.trim() !== '');
            const formattedApps = affectedApps.map(app => `\`${app}\``).join(', ');

            const commentIdentifier = '<!-- AFFECTED_APPS_COMMENT -->';
            let commentBody = '';

            if (formattedApps) {
              commentBody = `🙆 이번 작업으로 영향 받는 앱: ${formattedApps}`;
            } else {
              commentBody = '🙅 이번 작업으로 영향 받는 앱이 없습니다.';
            }

            const comments = await github.rest.issues.listComments({
              owner,
              repo,
              issue_number,
            });

            const existingComment = comments.data.find(comment => comment.body.includes(commentIdentifier));

            if (existingComment) {
              await github.rest.issues.updateComment({
                owner,
                repo,
                comment_id: existingComment.id,
                body: `${commentIdentifier}\n${commentBody}`,
              });
            } else {
              await github.rest.issues.createComment({
                owner,
                repo,
                issue_number,
                body: `${commentIdentifier}\n${commentBody}`,
              });
            }

  build:
    needs: detect-affected-apps
    runs-on: ubuntu-latest
    if: needs.detect-affected-apps.outputs.has_affected_apps == 'true'
    strategy:
      fail-fast: false
      matrix: ${{fromJson(needs.detect-affected-apps.outputs.affected_apps_json)}}
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - uses: actions/setup-node@v4
        with:
          node-version: 20

      - uses: actions/cache@v4
        with:
          path: |
            ~/.yarn
            **/node_modules
          key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
          restore-keys: |
            ${{ runner.os }}-yarn-

      - name: Install dependencies
        run: yarn install

      - name: Build affected app
        run: |
          APP=${{ matrix.app }}
          yarn build $APP dev || (echo "Build failed for $APP" && exit 1)