feat: blue green 무중단 배포 스크립트

.github/workflows/backend-prod.yml

@@ -132,6 +132,25 @@ jobs:
               echo "Nginx container started."
             fi
 
+            # Ensure nginx-conf directory exists
+            if [ ! -d ./nginx-conf ]; then
+              echo "Creating nginx-conf directory..."
+              mkdir -p ./nginx-conf
+            fi
+
+            # Ensure default.conf file exists
+            if [ ! -f ./nginx-conf/default.conf ]; then
+              echo "Creating default.conf file..."
+              echo "
+              server {
+                listen 80;
+                location / {
+                  proxy_pass http://127.0.0.1:${{ steps.check-port.outputs.next_port }};
+                }
+              }
+              " > ./nginx-conf/default.conf
+            fi
+
             # Update Nginx configuration file on host
             echo "Updating Nginx configuration file on host..."
             sudo sed -i "s/proxy_pass http:\/\/127.0.0.1:.*;/proxy_pass http:\/\/127.0.0.1:${{ steps.check-port.outputs.next_port }};/" ./nginx-conf/default.conf