Refactor: workflow 수정

Author: Yujin1219

.github/workflows/workflow.yml

@@ -42,6 +42,8 @@ jobs:
         run: |
           mkdir -p ./src/main/resources
           echo "${{ secrets.APPLICATION_DEV_YML_BASE64 }}" | base64 --decode > ./src/main/resources/application.yml
+          echo "=== [DEBUG] application.yml ==="
+          cat ./src/main/resources/application.yml
 
       # 5. gradlew 실행 권한 부여
       - name: Grant Execute Permission For Gradlew