From 3ef60b7cf7dc92c5d5ae9b055b857991c7b66d2f Mon Sep 17 00:00:00 2001
From: Tom Willemse <tom@ryuslash.org>
Date: Sun, 15 Nov 2020 20:53:01 -0800
Subject: [PATCH] Fix Dockerfile

When not using the noninteractive front-end the installation blocks to ask which
timezone to use.
---
 Dockerfile | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index 6b17df3..da5401b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,7 @@
 FROM ubuntu:latest
 
-RUN apt-get update \
- && apt-get upgrade -y \
- && apt-get install -y build-essential cmake default-jdk-headless
+RUN export DEBIAN_FRONTEND=noninteractive \
+    && ln -fs /usr/share/zoneinfo/America/Vancouver /etc/localtime \
+    && apt-get update \
+    && apt-get upgrade -y \
+    && apt-get install -y build-essential cmake default-jdk-headless