diff --git a/api-backend_blueprint/.env b/api-backend_blueprint/.env
new file mode 100644
index 0000000..471cbfc
--- /dev/null
+++ b/api-backend_blueprint/.env
@@ -0,0 +1 @@
+PRINTER_IPS=192.168.0.10,192.168.0.11,192.168.0.12