ok

.github/workflows/cicd1-1.yml

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+name: cicd-1
+on:
+    pull_request:
+        types: [opened,synchronize,closed]  
+        branches: [dev] 
+        paths:
+        - 'my-app/**' 
+jobs:
+    test: # 테스트 작업
+        if: github.event.action == 'opened' || github.event.action == 'synchronize'
+        runs-on: ubuntu-latest
+        steps:
+        - name: checkout
+          uses: actions/checkout@v4
+        - name: setup-node
+          uses: actions/setup-node@v3
+          with:
+            node-version: '18'
+        - name: Cache Node.js modules
+          uses: actions/cache@v3
+          with:
+            path: ~/.npm
+            key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
+            restore-keys: |
+              ${{ runner.os }}-node-
+        - name: Install Dependencies
+          run: |
+            cd my-app
+            npm ci
+        - name: npm build
+          run: |
+            cd my-app
+            npm run build
+
+
+    image-build: # 이미지 빌드 작업
+        if: github.event.pull_request.merged == true
+        runs-on: ubuntu-latest
+        permissions: # 권한 설정
+            id-token: write 
+            contents: read 
+        steps:
+        - name: checkout
+          uses: actions/checkout@v4
+
+        - name: aws
+          id: credentials
+          uses: aws-actions/configure-aws-credentials@v4
+          with:
+            aws-region: ${{vars.AWS_REGION}}
+            role-to-assume: ${{secrets.AWS_ROLE_TO_ASSUME}}
+        - name: Login to Amazon ECR
+          id: login-ecr
+          uses: aws-actions/amazon-ecr-login@v2
+          with:
+            mask-password: 'true'
+        - name: docker build & push
+          run: |
+            docker build -f Dockerfile -tag ${{secrets.REGISTRY}}/${{vars.REPOSITORY}}:${{github.sha}} .
+            docker push ${{secrets.REGISTRY}}/${{vars.REPOSITORY}}:${{github.sha}}
+
+
+    deploy: # 배포 작업
+        runs-on: ubuntu-latest  
+        needs: [image-build]  # image-build 스텝이 성공적으로 완료되면 실행
+        # 권한 설정
+        permissions:
+            id-token: write
+            contents: read
+        steps:
+        - name: checkout
+          uses: actions/checkout@v4
+
+        - name: aws
+          id: credentials
+          uses: aws-actions/configure-aws-credentials@v4
+          with:
+            aws-region: ${{vars.AWS_REGION}}
+            role-to-assume: ${{secrets.AWS_ROLE_TO_ASSUME}}
+        - name: setup kubectl
+          uses: azure/setup-kubectl@v3
+          with:
+            version: latest
+        - name: setup helm
+          uses: azure/setup-helm@v3
+          with:
+            version: v3.11.1
+
+        - name: access kubernetes
+          run: |
+            aws eks update-kubeconfig --name ${{vars.EKS_CLUSTER_NAME}} 
+        - name: deploy
+          id: status
+          run: |
+            helm upgrade --install my-app kube/my-app --create-namespace --namespace my-app-${{vars.SUFFIX}} \
+            --set image.tag=${{github.sha}} \
+            --set image.repository=${{vars.REPOSITORY}}/${{vars.REPOSITORY}} 
+        - name: notify
+          if: always()
+          # slack 알림
+          uses: slackapi/[email protected]
+          with:
+            webhook: ${{ secrets.SLACK_KEY }}
+            webhook-type: incoming-webhook
+            payload-templated: true
+            payload: |
+              {
+                "text":"message",
+                "blocks":[
+                    {
+                        "type":"section",
+                        "text":{
+                            "type":"mrkdwn",
+                            "text":"Environment : dev, Deployed : ${{steps.status.outcome}}, Repository : ${{github.repository}}"
+                        }
+                    }
+                    ]
+                }

.github/workflows/part1/issue.yml

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+name: issue-workflow
+on:
+    issues:
+        types: [opened] # issue가 열릴 때만 workflow 실행
+
+jobs:
+  issue-job: #이슈가 트리거 되면 작동
+    runs-on: ubuntu-latest
+    steps:
+      - name: step1
+        run: echo "hello world"
+      - name: step2
+        run: |
+          echo "hello world2"
+          echo "hello world3"

.github/workflows/part1/issue_comment.yml

@@ -0,0 +1,17 @@
+name: issue-comment-workflow
+on: issue_comment
+
+jobs:
+    pr-comment:
+        if: ${{github.event.issue.pull_request}}
+        runs-on: ubuntu-latest
+        steps:
+            - name: pr comment
+              run: echo ${{github.event.issue.pull_request}}
+
+    issue-comment:
+        if: ${{!github.event.issue.pull_request}}
+        runs-on: ubuntu-latest
+        steps:
+            - name: issue comment
+              run: echo ${{github.event.issue.pull_request}}

.github/workflows/part1/mutiple_event.yml

@@ -0,0 +1,18 @@
+name: mulitple-event-workflow
+on:
+  push:
+  issues:
+      types: [opened]
+      # 푸쉬, 이슈,수동 트리거에서도 작동
+  workflow_dispatch:
+
+jobs:
+    mulitple-event-job:
+        runs-on: ubuntu-latest
+        steps:
+            - name: mulitple event
+              run: echo "hello world"
+            - name: step2
+              run: |
+                echo hello world
+                echo gihub action

.github/workflows/part1/needs.yml

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+name: needs
+on: push
+
+jobs:
+    job1:
+        runs-on: ubuntu-latest
+        steps:
+            - name: job1
+              run: echo "job1"
+
+    job2:
+        runs-on: ubuntu-latest
+        needs: [job1] # 종속성 설정
+        steps:
+            - name: job2
+              run: echo "job2"
+
+    job3:
+        runs-on: ubuntu-latest
+        steps:
+            - name: job3 # 동시에 실행
+              run: |
+                echo "job3 failed"
+                exit 1
+    job4:
+        runs-on: ubuntu-latest
+        needs: [job3] # 종속성 설정 job3이 실패하면 실행 안됨
+        steps:
+            - name: job4
+              run: echo "job4"

.github/workflows/part1/pull_request.yaml

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+name: pull_request-workflow
+on: 
+    pull_request:
+        #types: [opened, synchronize] # pull_request가 열리거나 업데이트 될 때 workflow 실행 
+        types: [opened] # pull_request가 열릴 때만 workflow 실행
+jobs: 
+  push-job:
+    runs-on: ubuntu-latest 
+    steps:
+      - name: step1 
+        run: echo "hello world" 
+      - name: step2
+        run: | 
+          echo "hello world2"
+          echo "hello world3"

.github/workflows/part1/push.yaml

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+  name: push-workflow
+  on: push #push 이벤트가 발생할 때 workflow 실행
+
+  jobs: # 잡 필수(하나 이상 필요)
+    push-job: 
+      runs-on: ubuntu-latest # 실행 환경
+      steps:
+        - name: step1 # 단계 이름
+          run: echo "hello world" # 실행할 명령어
+        - name: step2 # 단계 이름
+          run: | # 여러 줄의 명령어 실행
+            echo "hello world2"
+            echo "hello world3" 

.github/workflows/part1/re-run.yml

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+name: re-run
+on: push
+
+jobs:
+    test:
+        runs-on: ubuntu-latest
+        steps:
+            - name: test
+              uses: actions/checkout@v4 # checkout 액션 사용
+            - name: test2
+              run: |
+                echo "test2"
+                cat README.md

.github/workflows/part1/workflow_dispatch.yml

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+name: workflow_dispatch-workflow
+on: 
+    workflow_dispatch:
+        inputs:
+            name:
+                description: 'set name'
+                required: true # 필수냐?
+                default: 'github-actions'
+                type: string
+            environment:
+                description: 'set env'
+                required: true
+                default: 'dev'
+                type: choice
+                options:
+                - dev
+                - prod
+                - qa
+
+jobs:
+    workflow_dispatch-job:
+        runs-on: ubuntu-latest
+        steps:
+            - name: step1
+              run: echo "hello world"
+            - name: step2
+              run: |
+                echo "hello world2"
+                echo "hello world3"
+            - name: echo inputs
+              run: |
+                echo ${{ inputs.name }} # 입력받은 name 출력
+                echo ${{ inputs.environment }} # 입력받은 environment 출력

.github/workflows/part2/artifact.yml

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+name: artifact
+on: push
+jobs:
+    upload-artifact:
+        runs-on: ubuntu-latest
+        steps:
+            - name: echo
+              run: echo hello-world > hello.txt
+            - name: upload artifact
+              uses: actions/upload-artifact@v4 # artifact 업로드 액션 사용
+              with:
+                  name: artifact-test
+                  path: ./hello.txt
+
+    download-artifact:
+        needs: [upload-artifact] # upload-artifact 잡이 성공적으로 완료되어야만 실행
+        runs-on: ubuntu-latest        
+        steps:
+            - name: download artifact
+              uses: actions/download-artifact@v4 # artifact 다운로드 액션 사용
+              with:
+                  name: artifact-test
+                  path: ./ # 현재 디렉토리에 다운로드
+            - name: cat
+              run: cat hello.txt

.github/workflows/part2/branch_filter.yml

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+name: branch-filter
+on:
+    push: # push 이벤트 발생 시
+        branches: ["dev"] # dev 브래치에만 적용
+
+jobs:
+    branch-filter:
+        runs-on: ubuntu-latest
+        steps:
+            - name: branch-filter
+              run: echo "branch-filter"

.github/workflows/part2/cacha.yml

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+name: cache
+on:
+    push:
+        paths:
+            - 'my-app/**' # myapp 디렉토리 내 파일이 변경되었을 때만 workflow 실행
+
+jobs:
+    cache:
+        runs-on: ubuntu-latest
+        steps:
+            - name: checkout
+              uses: actions/checkout@v2 # 깃허브에서 제공하는 체크아웃 액션 사용
+            - name: setup-node
+              uses: actions/setup-node@v3 # 노드.js 설정 액션 사용
+              with: 
+                node-version: 18 
+            - name: Cache node.js modules
+              uses: actions/cache@v3 # 캐시 액션 사용
+              with:
+                path: ~/.npm # npm 패키지 캐시 경로
+                key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
+                # {{사용할 os}}-node-{{package-lock.json 파일의 해시값}}으로 키 생성
+                restore-keys: |
+                  ${{ runner.os }}-node-
+            - name: Install dependencies
+              run: |
+                cd my-app
+                npm ci
+            - name: npm build
+              run: |
+                cd my-app
+                npm run build

.github/workflows/part2/checkout.yml

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+name: checkout
+on: workflow_dispatch
+
+jobs:
+    no-checkout: # github 레포지토리를 가지고 오지 않고 사용
+        runs-on: ubuntu-latest
+        steps:
+            - name: no-checkout  # run 에러(README.md 파일이 없음)
+              run: |
+                echo "no-checkout" 
+                cat README.md 
+    checkout: # github 레포지토리를 가지고 와서 사용
+        runs-on: ubuntu-latest
+        steps:
+            - name: checkout
+              uses: actions/checkout@v4 # checkout 액션 사용
+            - name: checkout2 # checkout 액션을 사용하여 README.md 파일을 가지고 와서 사용
+              run: |
+                echo "checkout2"
+                cat README.md