Upgrade to Debian 11 Bullseye

CHANGELOG.md

@@ -1,3 +1,5 @@
 ## Change Log
+### Version 11.0.0 (2021-10-22)
+- Upgrade to Debian 11 Bullseye
 ### Version 9.0.0 (2017-09-25)
 - Initial release

Dockerfile

@@ -1,19 +1,19 @@
 #
 # Dockerfile for Debian
 #
-FROM debian:stretch
+FROM debian:bullseye
 MAINTAINER Jean-Marc Tremeaux <[email protected]>
 
 # Run Debian in non interactive mode
 ENV DEBIAN_FRONTEND noninteractive
 
 # Install Sismics repository & a few utils
 RUN apt-get update && \
-    apt-get install -y apt-transport-https software-properties-common wget curl gnupg vim less procps unzip && \
+    apt-get install -y apt-transport-https wget curl gnupg vim less procps unzip && \
     rm -rf /var/lib/apt/lists/*
 
 RUN curl -fsSL https://www.sismics.com/pgp | apt-key add -
-RUN add-apt-repository "deb [arch=amd64] https://nexus.sismics.com/repository/apt-stretch/ stretch main"
+RUN echo "deb [arch=amd64] https://nexus.sismics.com/repository/apt-stretch/ stretch main" >> /etc/apt/sources.list
 
 # Configure settings
 ENV LANG C.UTF-8
@@ -22,4 +22,3 @@ RUN echo "Europe/Paris" > /etc/timezone
 RUN dpkg-reconfigure tzdata
 COPY etc /etc
 RUN echo "for f in \`ls /etc/bashrc.d/*\`; do . \$f; done;" >> ~/.bashrc
-RUN rm -rf /var/lib/apt/lists/*