images: ubuntu: Add 23.10, drop 22.10

.github/workflows/ubuntu-images.yaml

@@ -20,7 +20,7 @@ jobs:
   build-and-push-images:
     strategy:
       matrix:
-        release: ['16.04', '18.04', '20.04', '22.04', '22.10', '23.04']
+        release: ['16.04', '18.04', '20.04', '22.04', '23.04', '23.10']
 
     runs-on: ubuntu-latest
     steps:

images/ubuntu/22.10/Containerfile → images/ubuntu/23.10/Containerfile

@@ -1,8 +1,8 @@
-FROM docker.io/library/ubuntu:22.10
+FROM docker.io/library/ubuntu:23.10
 
 LABEL com.github.containers.toolbox="true" \
       name="ubuntu-toolbox" \
-      version="22.10" \
+      version="23.10" \
       usage="This image is meant to be used with the toolbox command" \
       summary="Base image for creating Ubuntu toolbox containers" \
       maintainer="Ievgen Popovych <[email protected]>"
@@ -38,5 +38,9 @@ RUN mkdir /usr/share/empty
 # Add flatpak-spawn to /usr/bin
 RUN ln -s /usr/libexec/flatpak-xdg-utils/flatpak-spawn /usr/bin/
 
+# Having anything in /home prevents toolbox from symlinking /var/home there,
+# and 'ubuntu' user with UID 1000 will most likely conflict with host user as well
+RUN userdel --remove ubuntu
+
 # Disable APT ESM hook which tries to enable some systemd services on each apt invocation
 RUN rm /etc/apt/apt.conf.d/20apt-esm-hook.conf