Update noble with apt sources files, use key=val

docker/noble/build/Dockerfile

@@ -7,7 +7,7 @@ LABEL org.label-schema.license="GPL-2.0" \
       maintainer="Dirk Eddelbuettel <[email protected]>"
 
 ## This was not needed before but we need it now
-ENV DEBIAN_FRONTEND noninteractive
+ENV DEBIAN_FRONTEND=noninteractive
 
 RUN rm -f /etc/apt/sources.list.d/edd-ubuntu-misc-jammy.list \
     && apt update -qq \
@@ -16,14 +16,13 @@ RUN rm -f /etc/apt/sources.list.d/edd-ubuntu-misc-jammy.list \
     && apt-key adv --keyserver keyserver.ubuntu.com --recv-keys A1489FE2AB99A21A 67C2D66C4B1D4339
 
 COPY debBuild.sh /usr/local/bin
-COPY cranapt.list /etc/apt/sources.list.d
+COPY r2u.sources marutter-ubuntu-rrutter4_0-noble.sources /etc/apt/sources.list.d
 COPY 99cranapt /etc/apt/preferences.d
 
 #RUN echo "192.168.1.114  dirk.eddelbuettel.com" >> /etc/hosts \
 #    && apt update -qq \
 #    && apt upgrade --yes
 
-## Update to get eg Matrix 1.7.0
-#RUN apt update -qq && apt upgrade --yes
+RUN apt update -qq && apt upgrade --yes
 
 CMD ["bash"]

docker/noble/build/marutter-ubuntu-rrutter4_0-noble.sources

@@ -0,0 +1,34 @@
+Types: deb
+URIs: https://ppa.launchpadcontent.net/marutter/rrutter4.0/ubuntu/
+Suites: noble
+Components: main
+Signed-By: 
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+ =rD9Y
+ -----END PGP PUBLIC KEY BLOCK-----