Flattened podman support commits

.github/install_latest_podman.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+__doc__="
+Based on code in: https://github.com/redhat-actions/podman-login/blob/main/.github/install_latest_podman.sh
+"
+# https://podman.io/getting-started/installation
+# shellcheck source=/dev/null
+. /etc/os-release
+echo "deb https://download.opensuse.org/repositories/devel:/kubic:/libcontainers:/stable/xUbuntu_${VERSION_ID}/ /" | sudo tee /etc/apt/sources.list.d/devel:kubic:libcontainers:stable.list
+curl -sSfL "https://download.opensuse.org/repositories/devel:/kubic:/libcontainers:/stable/xUbuntu_${VERSION_ID}/Release.key" | sudo apt-key add -
+sudo apt-get update
+sudo apt-get -y upgrade
+sudo apt-get -y install podman

.github/workflows/test.yml

@@ -45,6 +45,13 @@ jobs:
       with:
         python-version: ${{ matrix.python_version }}
 
+    # Install podman on this CI instance for podman tests on linux
+    # Snippet from: https://github.com/redhat-actions/podman-login/blob/main/.github/workflows/example.yml
+    - name: Install latest podman
+      if: runner.os == 'Linux'
+      run: |
+        bash .github/install_latest_podman.sh
+
     - name: Install dependencies
       run: |
         python -m pip install ".[test]"