Build release with Ubuntu 20.04

diff --git a/build/release/Dockerfile b/build/release/Dockerfile
index 0d34749f978fb79c602e97c18708a38645144af0..619b67f4b626cec1527d81d6366bd030aac91698 100644 (file)
--- a/build/release/Dockerfile
+++ b/build/release/Dockerfile
@@ -1,4 +1,6 @@
-FROM ubuntu:18.04
+FROM ubuntu:20.04
+ENV DEBIAN_FRONTEND=noninteractive
+RUN ln -sf /usr/share/zoneinfo/Europe/Berlin /etc/localtime
 RUN apt-get update && apt-get install -y build-essential autoconf automake libtool pkg-config cmake zlib1g-dev libssl-dev libacl1-dev libbz2-dev liblzma-dev liblz4-dev libzstd-dev lzop groff ghostscript bsdmainutils zip
 ADD . $HOME/libarchive/
 ADD "http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD" $HOME/libarchive/build/autoconf/config.guess