CentOS 8 Stream is EOL, test on AlmaLinux 8 instead.

.github/workflows/build-test.yaml

@@ -14,11 +14,15 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ fedora-latest, fedora-rawhide, centos-stream8, centos-stream9 ]
+        os:
+          - registry.fedoraproject.org/fedora:latest
+          - registry.fedoraproject.org/fedora:rawhide
+          - docker.io/almalinux:8
+          - quay.io/centos/centos:stream9
     steps:
       - uses: actions/checkout@v4
       - name: Set the right OS in the Dockerfile
-        run: sed -i "s#^FROM.*#FROM $( echo ${{ matrix.os }} | sed 's#^fedora-#registry.fedoraproject.org/fedora:#; s#^centos-#quay.io/centos/centos:#;' )#" tests/Dockerfile
+        run: sed -i "s#^FROM.*#FROM ${{ matrix.os }}#" tests/Dockerfile
       - name: Build image
         run: docker build -t python-libssh -f tests/Dockerfile .
       - name: Run container

tests/Dockerfile

@@ -1,8 +1,7 @@
 FROM registry.fedoraproject.org/fedora
-RUN if test -f /etc/centos-release ; then dnf install -y 'dnf-command(config-manager)' ; fi
-RUN if test -f /etc/centos-release && grep 'CentOS Stream release 8' /etc/centos-release ; then \
-	dnf config-manager --set-enabled powertools ; \
-	rm -f /run/nologin ; fi
+RUN if ! test -f /etc/fedora-release ; then dnf install -y 'dnf-command(config-manager)' ; fi
+RUN if test -f /etc/almalinux-release && grep 'AlmaLinux release 8' /etc/almalinux-release ; then \
+	dnf config-manager --set-enabled powertools ; fi
 RUN if test -f /etc/centos-release && grep 'CentOS Stream release 9' /etc/centos-release ; then \
 	dnf config-manager --set-enabled crb ; fi
 RUN dnf install -y --setopt=install_weak_deps=False python3-devel python3-setuptools python3-Cython make gcc libssh-devel openssh-server openssh-clients rpm-build