Add podman poc pull request workflow

.github/workflows/podman_poc_Dockerfile

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+# This dockerfile installs qemu and podman with the goal of starting an arm64 podman machine to run arm64 containers
+# docker build -f podman_poc_Dockerfile -t arm64-podman .
+FROM ubuntu:jammy
+
+RUN apt-get update && \
+ apt-get upgrade -y && \
+ apt-get install -y curl sudo xz-utils ssh-tools
+
+# RUN sudo apt-get install -y qemu-user qemu-user-binfmt qemu-system-x86 qemu-system-arm podman
+RUN sudo apt-get install -y qemu-user qemu-user-binfmt qemu-system-x86 podman
+
+RUN curl -L -O https://builds.coreos.fedoraproject.org/prod/streams/stable/builds/38.20230709.3.0/aarch64/fedora-coreos-38.20230709.3.0-qemu.aarch64.qcow2.xz$arm64_coreos_archive_name && \
+ sudo curl -L -o /usr/libexec/podman/gvproxy https://github.com/containers/gvisor-tap-vsock/releases/download/v0.7.0/gvproxy-linux && \
+ chmod +x /usr/libexec/podman/gvproxy && \
+ podman machine ls
+
+RUN podman machine init --image-path fedora-coreos-38.20230709.3.0-qemu.aarch64.qcow2.xz arm64 && \
+ podman system connection default arm64 && \
+ podman machine ls
+
+
+ # Entrypoint script
+ # podman machine ls
+ # # https://github.com/boot2docker/boot2docker/issues/1138
+ # mknod /dev/kvm c 10 232
+ # podman machine start arm64
+
+# RUN bash -c $(cat <<ENTRYPOINT_EOF 
+# podman machine ls
+# ENTRYPOINT_EOF
+# )

.github/workflows/podman_poc_pull_request.yml

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+name: podman_poc
+on: pull_request
+jobs:
+ poc:
+ runs-on: ubuntu-22.04
+ steps:
+ - uses: actions/checkout@v3
+ - uses: docker/setup-qemu-action@v2
+ - id: install-podman
+ run: |
+ set -x
+ sudo apt update
+ sudo apt upgrade -y
+
+ ls -l /dev
+ # # https://github.com/orgs/community/discussions/8305
+ # echo 'KERNEL=="kvm", GROUP="kvm", MODE="0666", OPTIONS+="static_node=kvm"' | sudo tee /etc/udev/rules.d/99-kvm4all.rules
+ # sudo udevadm control --reload-rules
+ # sudo udevadm trigger --name-match=kvm
+ # sudo apt-get install -y libvirt-clients libvirt-daemon-system libvirt-daemon virtinst bridge-utils qemu qemu-system-x86
+ # sudo usermod -a -G kvm,libvirt $USER
+
+ # sudo apt install -y libvirt-daemon
+ # sudo systemctl enable libvirtd
+ # sudo systemctl start libvirtd
+
+ sudo apt-get install -y qemu-user qemu-user-binfmt qemu-system-x86 qemu-system-arm
+ sudo apt-get install -y podman
+
+ # gvproxy is required to start arm64 podman machine
+ sudo curl -L -o /usr/libexec/podman/gvproxy https://github.com/containers/gvisor-tap-vsock/releases/download/v0.7.0/gvproxy-linux
+ sudo chmod +x /usr/libexec/podman/gvproxy
+
+ podman machine ls
+ arm64_coreos_archive_filename=fedora-coreos-38.20230709.3.0-qemu.aarch64.qcow2.xz
+ curl -O https://builds.coreos.fedoraproject.org/prod/streams/stable/builds/38.20230709.3.0/aarch64/$arm64_coreos_archive_filename
+ podman machine init --image-path $arm64_coreos_archive_filename arm64
+ podman system connection default arm64
+ podman machine start arm64
+ podman machine ls
+
+ docker pull ubuntu:jammy
+ docker run --rm ubuntu:jammy arch
+
+ podman pull ubuntu:jammy
+ podman run --rm ubuntu:jammy arch