GitHub Actions로 CI CD 파이프라인 구축하기

- name: Create Release PR or Publish
  id: changesets
  uses: changesets/action@v1
  with:
    publish: pnpm run release
  env:
    GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
    NPM_TOKEN: ${{ secrets.NPM_TOKEN }}

- name: Build project
  run: pnpm run build
  shell: bash

permissions:
  contents: write

name: Release
on:
  push:
    branches:
      - main            # 운영환경
      - develop         # 개발환경
      - 'release/**'    # 릴리스 환경
  workflow_dispatch:    # 수동 실행
    inputs:
      branch:
        description: '릴리스 대상 브랜치'
        required: false
        default: 'main'
 
# 동시 실행 방지 및 이전 실행 취소
concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true
 
# 저장소 내용 쓰기 권한 부여
permissions:
  contents: write
 
jobs:
  release:
    runs-on: ubuntu-latest
    steps:
      # 1. 저장소 체크아웃
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0  # 전체 커밋 이력 가져오기
 
      # 2. pnpm 설정
      - name: Setup pnpm
        uses: pnpm/action-setup@v4
        with:
          version: 8.15.6
 
      # 3. Node.js 설정 (캐싱 포함)
      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: 20
          cache: 'pnpm'
 
      # 4. 의존성 설치
      - name: Install dependencies
        run: pnpm install --frozen-lockfile
        shell: bash
 
      # 5. 프로젝트 빌드
      - name: Build project
        run: pnpm run build
        shell: bash
 
      # 6. feature 브랜치에서 develop으로 자동 PR 생성
      - name: Create PR to develop from feature branch
        if: startsWith(github.ref, 'refs/heads/feature/')
        uses: peter-evans/create-pull-request@v5
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          commit-message: 'chore: Auto PR from ${{ github.ref_name }}'
          branch: 'auto/pr/${{ github.ref_name }}'
          title: 'Auto PR: ${{ github.ref_name }} → develop'
          body: '이 PR은 GitHub Actions에 의해 자동 생성되었습니다.'
          base: 'develop'
 
      # 7. main 브랜치일 경우 릴리스 브랜치 생성
      - name: Create release branch from main
        if: github.ref == 'refs/heads/main'
        uses: peter-evans/create-branch@v2
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          branch: release/${{ github.run_number }}
          source: main
 
      # 8. GitHub 릴리스 생성
      - name: Create GitHub Release
        if: |
          github.event_name == 'workflow_dispatch' ||
          github.ref == 'refs/heads/main' ||
          startsWith(github.ref, 'refs/heads/release/')
        uses: softprops/action-gh-release@v1
        with:
          tag_name: v${{ github.run_number }}
          name: ${{ github.ref == 'refs/heads/main' && 'Release' || 'Pre-release' }} ${{ github.run_number }}
          draft: false
          prerelease: ${{ github.ref != 'refs/heads/main' }}
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}