Merge pull request #863 from woowacourse-teams/hotfix/862-jenkins-script

[hotfix] 무중단 배포를 위한 jenkins 파이프라인 스크립트를 수정한다.

README.md

@@ -3,7 +3,7 @@
 
 달력이 기록을 공유할 때, 달록 🌙
 
-[<img src="https://img.shields.io/badge/-dallog.me-important?style=flat&logo=google-chrome&logoColor=white" />](https://dallog.me) [<img src="https://img.shields.io/badge/-tech blog-blue?style=flat&logo=google-chrome&logoColor=white" />](https://dallog.github.io) [<img src="https://img.shields.io/badge/release-v1.1.2-critical?style=flat&logo=google-chrome&logoColor=white" />](https://github.com/woowacourse-teams/2022-dallog/releases/tag/v1.1.2)
+[<img src="https://img.shields.io/badge/-dallog.me-important?style=flat&logo=google-chrome&logoColor=white" />](https://dallog.me) [<img src="https://img.shields.io/badge/-tech blog-blue?style=flat&logo=google-chrome&logoColor=white" />](https://dallog.github.io) [<img src="https://img.shields.io/badge/release-v1.1.3-critical?style=flat&logo=google-chrome&logoColor=white" />](https://github.com/woowacourse-teams/2022-dallog/releases/tag/v1.1.3)
 
 [](https://dallog.me)
 

jenkins/backend-prod.jenkinsfile

@@ -49,7 +49,7 @@ pipeline {
                             sleep 20
                         done
 
-                        ssh ubuntu@${BACKEND_PROD_IP} "echo 'set \\\$service_port ${target_port};' | sudo tee /etc/nginx/conf.d/service-port.inc && sudo service nginx reload"
+                        ssh -o StrictHostKeyChecking=no ubuntu@${BACKEND_WS_IP} "echo 'set \\\$service_port ${target_port};' | sudo tee /etc/nginx/conf.d/service-port.inc && sudo service nginx reload"
                         echo "Switch the reverse proxy direction of nginx to ${target_port} 🔄"
 
                         if [ "${target_port}" == "${BLUE_PORT}" ]