[Docker] DEBIAN_FRONTEND を ENV から ARG に移動

参考: - moby/moby#4032 - https://serverfault.com/questions/618994/when-building-from-dockerfile-debian-ubuntu-package-install-debconf-noninteract
coop-mojo · Sep 3, 2017 · e5854a9 · e5854a9
1 parent 8426e1f
commit e5854a9
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/Dockerfile b/Dockerfile
@@ -1,8 +1,9 @@
 FROM ubuntu:latest
 LABEL maintainer="Mojo"
 
-ENV DEBIAN_FRONTEND=noninteractive \
-    LANG=ja_JP.UTF-8 \
+ARG DEBIAN_FRONTEND=noninteractive
+
+ENV LANG=ja_JP.UTF-8 \
     PORT=8080
 
 RUN apt-get update && apt-get install --no-install-suggests --no-install-recommends -y \