diff --git a/.github/workflows/cicd-1.yaml b/.github/workflows/cicd-1.yaml
new file mode 100644
index 000000000..a13f766b7
--- /dev/null
+++ b/.github/workflows/cicd-1.yaml
@@ -0,0 +1,29 @@
+name: cicd-1
+on:
+  pull_request:
+    types: [opened, synchronize, closed]
+    branches: [dev]
+    paths:
+    - 'my-app/**'
+jobs:
+  test:
+    if: github.event.action == 'opened' || github.event.action == 'synchronize'
+    runs-on: ubuntu-latest
+    steps:
+    - name: checkout
+      uses: actions/checkout@v4
+
+  image-build:
+    if: github.event.pull_request.merged == true
+    runs-on: ubuntu-latest
+    steps:
+    - name: checkout
+      uses: actions/checkout@v4
+
+  deploy:
+    runs-on: ubuntu-latest
+    needs: [image-build]
+    steps:
+    - name: checkout
+      uses: actions/checkout@v4
+    
diff --git a/.github/workflows/part1/issue.yaml b/.github/workflows/part1/issue.yaml
new file mode 100644
index 000000000..f584dff5d
--- /dev/null
+++ b/.github/workflows/part1/issue.yaml
@@ -0,0 +1,15 @@
+name: issue-workflow
+on:
+  issues:
+    types: [opened]
+
+jobs:
+  issue-job:
+    runs-on: ubuntu-latest
+    steps:
+    - name: step1
+      run: echo hello world
+    - name: step2
+      run: |
+        echo hello world
+        echo github action
diff --git a/.github/workflows/part1/issue_comment.yaml b/.github/workflows/part1/issue_comment.yaml
new file mode 100644
index 000000000..b56c3b287
--- /dev/null
+++ b/.github/workflows/part1/issue_comment.yaml
@@ -0,0 +1,16 @@
+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 }}
diff --git a/.github/workflows/part1/multiple_event.yaml b/.github/workflows/part1/multiple_event.yaml
new file mode 100644
index 000000000..733aee6f2
--- /dev/null
+++ b/.github/workflows/part1/multiple_event.yaml
@@ -0,0 +1,18 @@
+name: multiple-event-workflow
+on:
+  push:
+  issues:
+    types: [opened]
+  workflow_dispatch:
+
+jobs:
+  multiple-event-job:
+    runs-on: ubuntu-latest
+    steps:
+    - name: step1
+      run: echo hello world
+    - name: step2
+      run: |
+        echo hello world
+        echo github action
+    
diff --git a/.github/workflows/part1/needs.yaml b/.github/workflows/part1/needs.yaml
new file mode 100644
index 000000000..686efa5ed
--- /dev/null
+++ b/.github/workflows/part1/needs.yaml
@@ -0,0 +1,29 @@
+name: needs
+on: push
+
+jobs:
+  job1:
+    runs-on: ubuntu-latest
+    steps:
+    - name: echo
+      run: echo "job1 done"
+  job2:
+    runs-on: ubuntu-latest
+    needs: [job1]
+    steps:
+    - name: echo
+      run: echo "job1 done"
+  job3:
+    runs-on: ubuntu-latest
+    steps:
+    - name: echo
+      run: |
+        echo "job3 failed"
+        exit 1
+  job4:
+    runs-on: ubuntu-latest
+    needs: [job3]
+    steps:
+    - name: echo
+      run: echo "job4 done"
+      
diff --git a/.github/workflows/part1/pull_request.yaml b/.github/workflows/part1/pull_request.yaml
new file mode 100644
index 000000000..e1fd1f83a
--- /dev/null
+++ b/.github/workflows/part1/pull_request.yaml
@@ -0,0 +1,13 @@
+name: pull-request-workflow 1
+on: pull_request
+
+jobs:
+  push-job:
+    runs-on: ubuntu-latest
+    steps:
+    - name: step1
+      run: echo hello world
+    - name: step2
+      run: |
+        echo hello world
+        echo github action
diff --git a/.github/workflows/part1/push.yaml b/.github/workflows/part1/push.yaml
new file mode 100644
index 000000000..23731e816
--- /dev/null
+++ b/.github/workflows/part1/push.yaml
@@ -0,0 +1,13 @@
+name: push-workflow 2
+on: push
+
+jobs:
+  push-job:
+    runs-on: ubuntu-latest
+    steps:
+    - name: step1
+      run: echo hello world
+    - name: step2
+      run: |
+        echo hello world
+        echo github action
diff --git a/.github/workflows/part1/workflow_dispatch.yaml b/.github/workflows/part1/workflow_dispatch.yaml
new file mode 100644
index 000000000..0d18c10a7
--- /dev/null
+++ b/.github/workflows/part1/workflow_dispatch.yaml
@@ -0,0 +1,33 @@
+name: workflow-dispatch
+on: 
+  workflow_dispatch:
+    inputs:
+      name: 
+        description: 'set name'
+        required: true
+        default: 'github-actions'
+        type: string
+      environment: 
+        description: 'set env'
+        required: true
+        default: 'dev'
+        type: choice
+        options: 
+        - dev
+        - qa
+        - prod
+
+jobs:
+  workflow-disptch-job:
+    runs-on: ubuntu-latest
+    steps:
+    - name: step1
+      run: echo hello world
+    - name: step2
+      run: |
+        echo hello world
+        echo github action
+    - name: echo inputs
+      run: |
+        echo ${{ inputs.name }}
+        echo ${{ inputs.environment }}
diff --git a/.github/workflows/part2/artifact.yaml b/.github/workflows/part2/artifact.yaml
new file mode 100644
index 000000000..e0b79bdde
--- /dev/null
+++ b/.github/workflows/part2/artifact.yaml
@@ -0,0 +1,26 @@
+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@v3
+      with:
+        name: artifact-test
+        path: ./hello.txt
+
+  download-artifact:
+    runs-on: ubuntu-latest
+    needs: [upload-artifact]
+    steps:
+    - name: download artifact
+      uses: actions/download-artifact@v3
+      with:
+        name: artifact-test
+        path: ./
+    - name: check
+      run: cat hello.txt
diff --git a/.github/workflows/part2/branch_filter.yaml b/.github/workflows/part2/branch_filter.yaml
new file mode 100644
index 000000000..5a8d6fffa
--- /dev/null
+++ b/.github/workflows/part2/branch_filter.yaml
@@ -0,0 +1,10 @@
+name: branch-filter
+on: 
+  push:
+    branches: ["dev"]
+jobs:
+  branch-filter:
+    runs-on: ubuntu-latest
+    steps:
+    - name: echo
+      run: echo hello
diff --git a/.github/workflows/part2/cache.yaml b/.github/workflows/part2/cache.yaml
new file mode 100644
index 000000000..5847c575f
--- /dev/null
+++ b/.github/workflows/part2/cache.yaml
@@ -0,0 +1,31 @@
+name: cache
+on:
+  push:
+    paths:
+    - 'my-app/**'
+
+jobs:
+  cache:
+    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: |
+          ${{ runner.os }}-node-
+    - name: Install dependencies
+      run: |
+        cd my-app
+        npm ci
+    - name: npm build
+      run: |
+        cd my-app
+        npm run build
diff --git a/.github/workflows/part2/checkout.yaml b/.github/workflows/part2/checkout.yaml
new file mode 100644
index 000000000..de170b944
--- /dev/null
+++ b/.github/workflows/part2/checkout.yaml
@@ -0,0 +1,17 @@
+name: checkout
+on: workflow_dispatch
+
+jobs: 
+  no-checkout:
+    runs-on: ubuntu-latest
+    steps:
+    - name: check file list
+      run: cat README.md
+  checkout:
+    runs-on: ubuntu-latest
+    steps:
+    - name: use checkout action
+      uses: actions/checkout@v4
+    - name: check file list
+      run: cat README.md
+      
diff --git a/.github/workflows/part2/context.yaml b/.github/workflows/part2/context.yaml
new file mode 100644
index 000000000..34b2dcf3b
--- /dev/null
+++ b/.github/workflows/part2/context.yaml
@@ -0,0 +1,13 @@
+name: context
+on: workflow_dispatch
+
+jobs:
+  context:
+    runs-on: ubuntu-latest
+    steps:
+    - name: github context
+      run: echo '${{ toJSON(github) }}'
+    - name: check github context
+      run: |
+        echo ${{ github.repository }}
+        echo ${{ github.event_name }}
diff --git a/.github/workflows/part2/create_repo.yaml b/.github/workflows/part2/create_repo.yaml
new file mode 100644
index 000000000..8a59d2b1d
--- /dev/null
+++ b/.github/workflows/part2/create_repo.yaml
@@ -0,0 +1,40 @@
+name: create-repo
+on:
+  workflow_dispatch:
+    inputs:
+      prefix:
+        description: 'set repo prefix'
+        required: true
+        default: 'service'
+        type: choice
+        options:
+        - example
+        - service
+        - hello
+      name: 
+        description: 'set repo name'
+        required: true
+        default: 'github-actions'
+        type: string
+
+jobs:
+  create-repo-automation:
+    runs-on: ubuntu-latest
+    steps:
+    - name: gh auth login
+      run: |
+        echo "${{ secrets.PERSONAL_ACCESS_TOKEN }}" | gh auth login --with-token ## 깃헙 권한 사용
+    - name: create-repo
+      id: create_repo  # Step에 ID 추가
+      run: |
+        gh repo create ghactions-practice/${{ inputs.prefix }}-${{ inputs.name }} --public --add-readme ## 레포 생성 
+    - name: slack
+      if: always()
+      uses: slackapi/slack-github-action@v1.24.0
+      with:
+        payload: |
+          {
+              "text": "Repository: ${{ inputs.prefix }}-${{ inputs.name }} ${{ job.status }}"
+          }
+      env:
+        SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }}
diff --git a/.github/workflows/part2/environment.yaml b/.github/workflows/part2/environment.yaml
new file mode 100644
index 000000000..873465d0b
--- /dev/null
+++ b/.github/workflows/part2/environment.yaml
@@ -0,0 +1,20 @@
+name: environment
+on: push
+
+jobs:
+  get-env:
+    runs-on: ubuntu-latest
+    steps:
+    - name: check env & secret
+      run: |
+        echo ${{ vars.level }}
+        echo ${{ secrets.key }}
+
+  get-env-dev:
+    runs-on: ubuntu-latest
+    environment: dev
+    steps:
+    - name: check env & secret
+      run: |
+        echo ${{ vars.level }}
+        echo ${{ secrets.key }}
diff --git a/.github/workflows/part2/if-1.yaml b/.github/workflows/part2/if-1.yaml
new file mode 100644
index 000000000..decbcb512
--- /dev/null
+++ b/.github/workflows/part2/if-1.yaml
@@ -0,0 +1,27 @@
+name: if-1
+on:
+  push:
+  workflow_dispatch:
+
+jobs:
+  job1:
+    runs-on: ubuntu-latest
+    if: github.event_name == 'push'
+    steps:
+    - name: get event name
+      run: echo ${{ github.event_name }}
+  job2:
+    runs-on: ubuntu-latest
+    if: github.event_name != 'push'
+    steps:
+    - name: get event name
+      run: echo ${{ github.event_name }}
+  job3:
+    runs-on: ubuntu-latest
+    steps:
+    - name: get event name
+      if: github.event_name == 'push'
+      run: echo "PUSH"
+    - name: get event name
+      if: github.event_name != 'push'
+      run: echo "WORKFLOW_DISPATCH"
diff --git a/.github/workflows/part2/if-2.yaml b/.github/workflows/part2/if-2.yaml
new file mode 100644
index 000000000..e7c232f49
--- /dev/null
+++ b/.github/workflows/part2/if-2.yaml
@@ -0,0 +1,17 @@
+name: if-2
+on: push
+
+jobs:
+  job1:
+    runs-on: ubuntu-latest
+    steps:
+    - name: exit 1
+      run: exit 1
+    - name: echo
+      run: echo hello
+  job2:
+    needs: [job1]
+    runs-on: ubuntu-latest
+    steps:
+    - name: echo
+      run: echo hello
diff --git a/.github/workflows/part2/issue_notify.yaml b/.github/workflows/part2/issue_notify.yaml
new file mode 100644
index 000000000..bf4bdc885
--- /dev/null
+++ b/.github/workflows/part2/issue_notify.yaml
@@ -0,0 +1,57 @@
+name: issue-notify
+
+on:
+  issues:
+    types: [opened]
+
+jobs:
+  get-keyword:
+    runs-on: ubuntu-latest
+    outputs:
+      level: ${{ steps.get-keyword.outputs.level }}
+    steps:
+    - name: checkout
+      uses: actions/checkout@v4
+    - name: get keyword
+      id: get-keyword
+      run: | 
+        echo level=Undefined >> $GITHUB_OUTPUT
+
+        keywords=$(cat keyword-list.txt)
+        for keyword in $keywords; do # 반복문 
+          if [[ "${{ github.event.issue.title }}" =~ "$keyword" ]]; then
+            echo level=$keyword >> $GITHUB_OUTPUT
+          fi
+        done
+    - name: get output
+      run: |
+        echo ${{ steps.get-keyword.outputs.level }}
+
+  slack:
+    needs: [get-keyword]
+    if: needs.get-keyword.outputs.level != 'Undefined'
+    runs-on: ubuntu-latest
+    environment: ${{ needs.get-keyword.outputs.level }}
+    steps:
+    - name: slack
+      uses: slackapi/slack-github-action@v1.24.0
+      with :
+        payload: |
+          {
+            "attachments": [
+              {
+                "pretext": "issue alert message",
+                "color": "28a745",
+                "fields": [
+                  {
+                    "title": "Level : ${{ needs.get-keyword.outputs.level }}",
+                    "short": true,
+                    "value": "issue url : ${{ github.event.issue.html_url }}"
+                  }
+                ]
+              }
+            ]
+          }
+      env:
+        SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }}
+        SLACK_WEBHOOK_TYPE: INCOMING_WEBHOOK
diff --git a/.github/workflows/part2/matrix.yaml b/.github/workflows/part2/matrix.yaml
new file mode 100644
index 000000000..c7d1d0620
--- /dev/null
+++ b/.github/workflows/part2/matrix.yaml
@@ -0,0 +1,15 @@
+name: matrix
+on: push
+
+jobs:
+  get-matrix:
+    strategy:
+      matrix:
+        os: [windows-latest, ubuntu-latest]
+        version: [12, 14]
+    runs-on: ${{ matrix.os }}
+    steps:
+    - name: check matrix
+      run: |
+        echo ${{ matrix.os }}
+        echo ${{ matrix.version }}
diff --git a/.github/workflows/part2/output.yaml b/.github/workflows/part2/output.yaml
new file mode 100644
index 000000000..cc2faf6b6
--- /dev/null
+++ b/.github/workflows/part2/output.yaml
@@ -0,0 +1,22 @@
+name: output
+on: push
+
+jobs:
+  create-output:
+    runs-on: ubuntu-latest
+    outputs:
+      test: ${{ steps.check-output.outputs.test }} # 그럼 다른 job 에서도 이 output 사용 가능
+    steps:
+    - name: echo output
+      id: check-output
+      run: |
+        echo "test=hello" >> $GITHUB_OUTPUT
+    - name: check output
+      run: |
+        echo ${{ steps.check-output.outputs.test }}
+  get-output:
+    needs: [create-output]
+    runs-on: ubuntu-latest
+    steps:
+    - name: get output
+      run: echo ${{ needs.create-output.outputs.test }}
diff --git a/.github/workflows/part2/path_filter.yaml b/.github/workflows/part2/path_filter.yaml
new file mode 100644
index 000000000..4d18e2877
--- /dev/null
+++ b/.github/workflows/part2/path_filter.yaml
@@ -0,0 +1,12 @@
+name: path-filter
+on:
+  push:
+    paths:
+    - '.github/workflows/part1/*'
+    - '!.github/workflows/part1/push.yaml'
+jobs:
+  path-filter:
+    runs-on: ubuntu-latest
+    steps:
+    - name: echo hello
+      run: echo hello
diff --git a/.github/workflows/part2/secrets.yaml b/.github/workflows/part2/secrets.yaml
new file mode 100644
index 000000000..52295bc80
--- /dev/null
+++ b/.github/workflows/part2/secrets.yaml
@@ -0,0 +1,9 @@
+name: secrets
+on: push
+
+jobs:
+  get-secrets:
+    runs-on: ubuntu-latest
+    steps:
+    - name: get secrets
+      run: echo ${{ secrets.level }}
diff --git a/.github/workflows/part2/string-function.yaml b/.github/workflows/part2/string-function.yaml
new file mode 100644
index 000000000..041b31c57
--- /dev/null
+++ b/.github/workflows/part2/string-function.yaml
@@ -0,0 +1,30 @@
+name: string-function
+on: push
+
+jobs:
+  string-function:
+    runs-on: ubuntu-latest
+    steps:
+    - name: startswith
+      if: startsWith('github actions', 'git')
+      run: echo "git"
+    - name: startswith
+      if: startsWith('github actions', 'test')
+      run: echo "test"
+
+    - name: endswith
+      if: endswith('github actions', 'ions')
+      run: echo "ions"
+    - name: endswith
+      if: endswith('github actions', 'test')
+      run: echo "test"
+
+    - name: contains
+      if: contains('github actions', 'act')
+      run: echo "contains act"
+    - name: contains
+      if: contains('github actions', 'test')
+      run: echo "test"
+
+
+      
diff --git a/.github/workflows/part2/tag_filter.yaml b/.github/workflows/part2/tag_filter.yaml
new file mode 100644
index 000000000..0bfe3decc
--- /dev/null
+++ b/.github/workflows/part2/tag_filter.yaml
@@ -0,0 +1,12 @@
+name: tag-filter
+on:
+  push:
+    tags:
+    - 'v[0-9]+.[0-9]+.[0-9]+' # v1.0.0 or v2.2.2 만 가능. 예를들어 v1.0 or 1.0.0 은 안됨.
+
+jobs:
+  tag-filter:
+    runs-on: ubuntu-latest
+    steps:
+    - name: echo
+      run: echo hello
diff --git a/.github/workflows/part2/var-1.yaml b/.github/workflows/part2/var-1.yaml
new file mode 100644
index 000000000..8ca70b7eb
--- /dev/null
+++ b/.github/workflows/part2/var-1.yaml
@@ -0,0 +1,40 @@
+name: var-1
+on: push
+
+env:
+  level: workflow
+
+jobs:
+  get-env-1:
+    runs-on: ubuntu-latest
+    steps:
+    - name: check env
+      run: echo "LEVEL ${{ env.level }}"
+
+  get-env-2:
+    runs-on: ubuntu-latest
+    env:
+      level: job
+    steps:
+    - name: check env
+      run: echo "LEVEL ${{ env.level }}"
+      
+  get-env-3:
+    runs-on: ubuntu-latest
+    env:
+      level: job
+    steps:
+    - name: check env
+      run: echo "LEVEL ${{ env.level }}"
+      env:
+        level: step
+
+  get-env:
+    runs-on: ubuntu-latest
+    steps:
+    - name: create env
+      run: echo "level=job" >> $GITHUB_ENV
+    - name: check env
+      run: echo "LEVEL ${{ env.level }}"
+
+        
diff --git a/.github/workflows/part2/var-2.yaml b/.github/workflows/part2/var-2.yaml
new file mode 100644
index 000000000..feb6629b8
--- /dev/null
+++ b/.github/workflows/part2/var-2.yaml
@@ -0,0 +1,9 @@
+name: var-2
+on: push
+
+jobs:
+  get-var:
+    runs-on: ubuntu-latest
+    steps:
+    - name: get var
+      run: echo ${{ vars.level }}
diff --git a/keyword-list.txt b/keyword-list.txt
new file mode 100644
index 000000000..3662bab5a
--- /dev/null
+++ b/keyword-list.txt
@@ -0,0 +1,2 @@
+critical
+normal
diff --git a/my-app/src/App.js b/my-app/src/App.js
index 725bc9db5..a5105428d 100644
--- a/my-app/src/App.js
+++ b/my-app/src/App.js
@@ -15,7 +15,7 @@ function App() {
           target="_blank"
           rel="noopener noreferrer"
         >
-          Learn GithubAction cicd
+          Learn GithubAction cicd1 test
         </a>
       </header>
     </div>