github: update actions to ubuntu 24.04

.ci/prepare_machine.sh

@@ -4,6 +4,13 @@ set -ex
 
 export DEBIAN_FRONTEND="noninteractive"
 apt-get -y update
+
+apt-get -y update
+apt-get -y install apt-transport-https curl
+sh -c "echo 'deb [signed-by=/etc/apt/trusted.gpg.d/naemon.asc] http://download.opensuse.org/repositories/home:/naemon:/daily/xUbuntu_$(lsb_release -rs)/ ./' >> /etc/apt/sources.list"
+curl -s -o /etc/apt/trusted.gpg.d/naemon.asc "https://build.opensuse.org/projects/home:naemon/signing_keys/download?kind=gpg"
+apt-get -y update
+
 apt-get -y install \
     debhelper \
     lsb-release \
@@ -68,9 +75,6 @@ apt-get -y install \
     chromium-browser \
     npm \
 
-echo "deb http://labs.consol.de/repo/stable/ubuntu $(lsb_release -cs) main" >> /etc/apt/sources.list
-wget -q "http://labs.consol.de/repo/stable/RPM-GPG-KEY" -O - | apt-key add -
-apt-get -y update
 apt-get -y install naemon-core naemon-livestatus
 chsh -s /bin/bash naemon
 ! grep docker /etc/group >/dev/null || gpasswd -a naemon docker
@@ -91,6 +95,8 @@ mysql -e "create database IF NOT EXISTS test;" -uroot -proot
 
 chown -R naemon: .
 
+ln -sfn /usr/bin/chromium-browser /usr/bin/chromium
+
 # free some disk space again
 apt-get clean
 df -h

.github/workflows/citest.yml

@@ -17,7 +17,7 @@ env:
 
 jobs:
   citest:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v4
       - name: perl -V

t/scenarios/citest/citest/Dockerfile

@@ -1,4 +1,4 @@
-FROM  ubuntu:20.04
+FROM  ubuntu:24.04
 
 RUN apt-get update; \
     DEBIAN_FRONTEND=noninteractive \