feat: added archlinux 5.18

Signed-off-by: Roberto Scolaro <roberto.scolaro21@gmail.com>

images/static-images/x86_64/archlinux/5.18/Dockerfile

@@ -0,0 +1,30 @@
+FROM archlinux:base
+
+WORKDIR /home/ubuntu
+
+RUN echo 'Server=https://archive.archlinux.org/repos/2022/08/04/$repo/os/$arch' > /etc/pacman.d/mirrorlist && \
+pacman -Syyu --noconfirm && \
+	pacman -S --noconfirm \
+		bpf \
+		clang \
+		cmake \
+		gcc \
+		git \
+		libcap \
+		linux-headers \
+		llvm \
+		make \
+		openssh \
+		python \
+		rsync \
+		wget && \
+	yes | pacman -Scc && \
+	ln -sf /usr/share/zoneinfo/US/Eastern /etc/localtime && \
+	echo 'LANG=en_US.UTF-8' > /etc/locale.gen && \
+	locale-gen && \
+	echo 'LANG=en_US.UTF-8' > /etc/locale.conf && \
+	echo 'archlinux' > /etc/hostname && \
+	systemctl enable sshd && \
+	sed -i -e 's/^AcceptEnv LANG LC_\*$/#AcceptEnv LANG LC_*/' /etc/ssh/sshd_config && \
+	echo 'UseDNS no' >> /etc/ssh/sshd_config && \
+	echo "root:root" | chpasswd

images/static-images/x86_64/archlinux/5.18/Dockerfile.kernel

@@ -0,0 +1,29 @@
+ARG VERSION
+ARG URL
+ARG ARCH
+
+FROM initrd-builder:0.0.1 AS builder
+
+ARG VERSION=linux-5.18.16.arch1-1
+ARG URL='https://archive.archlinux.org/packages/l'
+ARG ARCH=x86_64
+
+WORKDIR /home/ubuntu
+
+RUN touch .placeholder && \
+	curl -Lo kernel.pkg.tar.zst  ${URL}/linux/linux-${VERSION}-${ARCH}.pkg.tar.zst && \
+	curl -Lo headers.pkg.tar.zst ${URL}/linux-headers/linux-headers-${VERSION}-${ARCH}.pkg.tar.zst && \
+	mkdir extracted && \
+	cd extracted && \
+	ls ../*.tar.zst | \
+		xargs -I@ tar -xaf @ && \
+	find . -name '*.zst' -exec zstd -d --rm -f {} \; && \
+	mv ./usr/lib . && \
+	extract-vmlinux $(find . -name 'vmlinux') > vmlinux && \
+	/opt/initrd-builder/create.sh
+
+FROM scratch
+
+COPY --from=builder /home/ubuntu/extracted/vmlinux /boot/
+COPY --from=builder /home/ubuntu/out/initrd        /boot/
+COPY --from=builder /home/ubuntu/.placeholder      /lib/modules/