feat: blue green 무중단 배포 스크립트

.github/workflows/backend-prod.yml

@@ -123,7 +123,7 @@ jobs:
           echo "Checking if Nginx container exists..."
           if sudo docker ps -a --filter "name=$NGINX_CONTAINER_NAME" --format "{{.Names}}" | grep -w $NGINX_CONTAINER_NAME; then
 
-            # 컨테이너가 실행 중인지 확인
+            # Check if the Nginx container is running
             if sudo docker ps --filter "name=$NGINX_CONTAINER_NAME" --format "{{.Names}}" | grep -w $NGINX_CONTAINER_NAME; then
               echo "Nginx container is running."
             else
@@ -132,11 +132,11 @@ jobs:
               echo "Nginx container started."
             fi
 
-            # 호스트의 nginx.conf 파일을 수정
+            # Update Nginx configuration file on host
             echo "Updating Nginx configuration file on host..."
             sudo sed -i "s/proxy_pass http:\/\/127.0.0.1:.*;/proxy_pass http:\/\/127.0.0.1:${{ steps.check-port.outputs.next_port }};/" ./nginx.conf
 
-            # 컨테이너 내부에서 Nginx를 재로드
+            # Reload Nginx inside the container
             echo "Reloading Nginx inside the container..."
             sudo docker exec $NGINX_CONTAINER_NAME nginx -s reload
 
@@ -145,17 +145,25 @@ jobs:
           else
             echo "Nginx container not found. Creating a new Nginx container..."
 
-            # nginx.conf 파일 생성
+            # Create a basic Nginx config file with the updated proxy_pass
             echo "
-            server {
-              listen 80;
-              location / {
-                proxy_pass http://127.0.0.1:${{ steps.check-port.outputs.next_port }};
+            worker_processes 1;
+
+            events {
+              worker_connections 1024;
+            }
+
+            http {
+              server {
+                listen 80;
+                location / {
+                  proxy_pass http://127.0.0.1:${{ steps.check-port.outputs.next_port }};
+                }
               }
             }
             " > ./nginx.conf
 
-            # 새로운 Nginx 컨테이너 실행
+            # Run a new Nginx container with the updated config
             sudo docker run -d --name $NGINX_CONTAINER_NAME -p 80:80 \
               -v $(pwd)/nginx.conf:/etc/nginx/nginx.conf:ro nginx