diff --git a/scripts/deploy.sh b/scripts/deploy.sh
index 00b57a7..abf35b8 100644
--- a/scripts/deploy.sh
+++ b/scripts/deploy.sh
@@ -1,48 +1,59 @@
 #!/bin/bash
-IS_GREEN_EXIST=$(docker ps | grep green)
+
+IS_GREEN=$(docker ps | grep green) # 현재 실행중인 App이 blue인지 확인합니다.
 DEFAULT_CONF=" /etc/nginx/nginx.conf"
-if [ -z $IS_GREEN_EXIST ];then
+
+if [ -z $IS_GREEN  ];then # blue라면
+
   echo "### BLUE => GREEN ####"
-  echo ">>> green image를 pull합니다."
-  docker-compose pull green
-  echo ">>> green container를 up합니다."
-  docker-compose up -d green
+
+  echo "1. get green image"
+  docker-compose pull green # green으로 이미지를 내려받습니다.
+
+  echo "2. green container up"
+  docker-compose up -d green # green 컨테이너 실행
+
   while [ 1 = 1 ]; do
-  echo ">>> green health check 중..."
+  echo "3. green health check..."
   sleep 3
-  REQUEST=$(curl http://127.0.0.1:8081)
-    if [ -n "$REQUEST" ]; then
-      echo ">>> 🍃 health check success !"
-      break;
-    fi
+
+  REQUEST=$(curl http://127.0.0.1:8081) # green으로 request
+    if [ -n "$REQUEST" ]; then # 서비스 가능하면 health check 중지
+            echo "health check success"
+            break ;
+            fi
   done;
-  sleep 3
-  echo ">>> nginx를 다시 실행 합니다."
+
+  echo "4. reload nginx"
   sudo cp /etc/nginx/nginx.green.conf /etc/nginx/nginx.conf
   sudo nginx -s reload
-  echo ">>> blue container를 down합니다."
+
+  echo "5. blue container down"
   docker-compose stop blue
-# green이 실행 중이면 blue를 up합니다.
 else
   echo "### GREEN => BLUE ###"
-  echo ">>> blue image를 pull합니다."
+
+  echo "1. get blue image"
   docker-compose pull blue
-  echo ">>> blue container up합니다."
+
+  echo "2. blue container up"
   docker-compose up -d blue
+
   while [ 1 = 1 ]; do
-    echo ">>> blue health check 중..."
+    echo "3. blue health check..."
     sleep 3
-    REQUEST=$(curl http://127.0.0.1:8080)
-    if [ -n "$REQUEST" ]; then
-      echo ">>> 🍃 health check success !"
-      break;
+    REQUEST=$(curl http://127.0.0.1:8080) # blue로 request
+
+    if [ -n "$REQUEST" ]; then # 서비스 가능하면 health check 중지
+      echo "health check success"
+      break ;
     fi
   done;
-  sleep 3
-  echo ">>> nginx를 다시 실행 합니다."
+
+  echo "4. reload nginx"
   sudo cp /etc/nginx/nginx.blue.conf /etc/nginx/nginx.conf
   sudo nginx -s reload
-  echo ">>> green container를 down합니다."
+
+  echo "5. green container down"
   docker-compose stop green
-fi
-#cicd
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+fi
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