diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..a495b94
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,28 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - main # 메인 브렌치에 브랜치 머지 시 자동으로 실행
+  pull_request:
+    branches:
+      - '**' # 모든 브랜치에 PR 올릴 때 실행
+  
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Set up Go 1.23
+      uses: actions/setup-go@v5
+      with:
+        go-version: '1.23'
+      run: go version
+    - name: Show build number
+      run: echo "Build Number: ${{ github.run_number }}"
+    - name: Show pull request number
+      if: ${{ github.event_name == 'pull_request' }}
+      run: echo "PR Number: ${{ github.event.pull_request.number }}"
+