[CICD] SSH 키 등록 오류 확인을 위한 디버깅 스크립트 추가

Author: EunbeenDev

.github/workflows/deploy.yml

@@ -88,14 +88,22 @@ jobs:
           docker tag ${{ env.DOCKER_IMAGE_NAME }} $REPOSITORY_URI:${{ github.sha }}
           docker push $REPOSITORY_URI:${{ github.sha }}
 
+      - name: Debug SSH key setup
+        run: |
+          mkdir -p ~/.ssh
+          echo "${{ secrets.EC2_PRIVATE_KEY }}" > ~/.ssh/id_rsa
+          chmod 600 ~/.ssh/id_rsa
+          ls -l ~/.ssh  # 파일 존재 여부 및 권한 확인
+          ssh-keyscan -H ${{ secrets.EC2_PUBLIC_IP }} >> ~/.ssh/known_hosts
+
       # SSH 키 추가
       - name: Add SSH key
         run: |
           mkdir -p ~/.ssh
           echo "${{ secrets.EC2_PRIVATE_KEY }}" > ~/.ssh/id_rsa
           chmod 600 ~/.ssh/id_rsa
           ssh-keyscan -H ${{ secrets.EC2_PUBLIC_IP }} >> ~/.ssh/known_hosts
-
+          echo "SSH Key Added Successfully."
 
       # EC2에서 컨테이너 실행
       - name: Deploy Docker container on EC2