Add arm64 server support

scripts/installer/BaseDockerfile.arm64

@@ -0,0 +1,33 @@
+FROM arm64v8/alpine
+# TODO: redo as cross platform, and without git etc :)
+
+ARG VERSION
+ARG KERNEL_VERSION
+ENV VERSION=${VERSION}
+ENV KERNEL_VERSION=${KERNEL_VERSION}
+
+# not installed atm udev, grub2, kexe-tools
+# parted: partprobe, e2fsprogs: mkfs.ext4, syslinux: extlinux&syslinux(arm64 not support in Alpine)
+# e2fsprogs-extra: chattr
+RUN apk --no-cache add parted e2fsprogs e2fsprogs-extra util-linux
+
+COPY conf /scripts/
+COPY ./build/ros /bin/
+#RUN cd /bin && ln -s ./ros ./system-docker
+#OR softlink in the host one - this image should only be used when installing from ISO..
+# (except its useful for testing)
+# && ln -s /host/usr/bin/ros /bin/
+COPY kexec/dist/sbin/kexec /sbin/
+
+RUN ln -s /bootiso/boot/ /dist
+
+# need to make a /scripts/set-disk-partitions so that older releases can call the installer
+RUN echo "#!/bin/sh" > /scripts/set-disk-partitions \
+    && echo "echo 'set-disk-partitions deprecated'" >> /scripts/set-disk-partitions \
+    && chmod 755 /scripts/set-disk-partitions
+
+# work around some really weird ros symptoms
+RUN rm -rf /sbin/poweroff /sbin/shutdown /sbin/reboot /sbin/halt /usr/sbin/poweroff /usr/sbin/shutdown /usr/sbin/reboot /usr/sbin/halt
+
+ENTRYPOINT ["/bin/ros", "install"]
+