fixing ubuntu version

chadiii · chadiii · commit 482d0e296b40 · 2022-09-29T17:23:37.000+02:00
diff --git a/Dockerfile.standalone b/Dockerfile.standalone
@@ -1,6 +1,6 @@
 ARG NGINX_VERSION
 
-FROM ubuntu AS build-stage
+FROM ubuntu:18.04 AS build-stage
 
 ARG NGINX_VERSION
 
