Add Arch Linux example

example/archlinux/Containerfile

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+# FROM archlinux:latest
+FROM marvin
+
+
+USER root
+
+# Update, install kernel, initramfs tools, and utilities
+# 'linux' includes mkinitcpio hooks that auto-generate the initramfs
+RUN pacman -Syu --noconfirm linux busybox util-linux dhcpcd; \
+    pacman -Sc --noconfirm
+
+# Copy kernel and initramfs to root for VM extraction
+RUN cp /boot/vmlinuz-linux /vmlinuz && \
+    cp /boot/initramfs-linux.img /initrd.img
+
+# Allow root login without password
+RUN passwd -d root
+
+# Set up timezone. Required to bypass archlinux's first-install setup.
+RUN ln -s /usr/share/zoneinfo/Europe/Stockholm /etc/localtime
+
+COPY init /init
+RUN chmod +x /init

example/archlinux/init

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+#!/bin/sh
+
+# Mount special filesystems
+mkdir -p /dev /proc /sys
+[ -c /dev/console ] || mknod -m 600 /dev/console c 5 1
+mount -t proc proc /proc
+mount -t sysfs sysfs /sys
+mount -t devtmpfs dev /dev
+
+# Networking
+echo slim > /proc/sys/kernel/hostname
+modprobe virtio_net
+ip link set lo up 2>/dev/null
+ip link set eth0 up 2>/dev/null
+# udhcpc -i eth0 -f -q # Get DHCP lease
+
+echo
+echo 'Welcome to slim!'
+echo
+
+# Start systemd
+exec /sbin/init
+
+# Or, just run a shell
+# /bin/sh </dev/console >/dev/console 2>&1
+# poweroff -f
+# while true; do
+#     sleep 1
+#     poweroff -f
+# done