docker : fix up vmdeboostrap so it works for arm64

docker/0001-Don-t-enforce-U-EFI-on-arm64.patch

+>From 1d70f88536654e98c1111ed993a107fbb8f7ffb2 Mon Sep 17 00:00:00 2001
+From: Michael Stapelberg <stapelberg@debian.org>
+Date: Wed, 23 Nov 2016 12:36:11 +0100
+Subject: [PATCH] =?UTF-8?q?Don=E2=80=99t=20enforce=20(U)EFI=20on=20arm64?=
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+The Raspberry Pi 3 uses arm64 but comes with a custom bootloader, so
+there is no need for UEFI.
+---
+ vmdebootstrap/constants.py | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/vmdebootstrap/constants.py b/vmdebootstrap/constants.py
+index 9f39415..3d807c6 100644
+--- a/vmdebootstrap/constants.py
++++ b/vmdebootstrap/constants.py
+@@ -46,7 +46,7 @@ arch_table = {  # pylint: disable=invalid-name
+         'package': 'grub-efi-arm64',
+         'bin_package': 'grub-efi-arm64-bin',
+         'extra': None,
+-        'exclusive': True,
++        'exclusive': False,
+         'target': 'arm64-efi',
+     }
+ }
+-- 
+2.9.3
+

docker/Dockerfile

@@ -3,6 +3,7 @@ FROM debian:buster
 ENV DEBIAN_FRONTEND=noninteractive
 COPY ./keyboard /etc/default/keyboard
 COPY ./console-setup /etc/default/console-setup
+COPY ./0001-Don-t-enforce-U-EFI-on-arm64.patch /tmp
 
 # Update Software repository
 RUN apt-get update
@@ -11,11 +12,15 @@ RUN apt-get install -y console-setup
 RUN setupcon -v 
 
 # Install 
-RUN apt-get install -y keyboard-configuration vmdebootstrap git sudo kpartx u-boot-tools make gcc gcc-arm-linux-gnueabihf gcc-aarch64-linux-gnu
+RUN apt-get install -y keyboard-configuration vmdebootstrap git sudo kpartx
+RUN apt-get install -y u-boot-tools make gcc gcc-arm-linux-gnueabihf gcc-aarch64-linux-gnu vim
 
 # Volume configuration
 VOLUME ["/src"]
 
+# fix vmebootstrap for arm64 on embedded
+RUN cd /usr/lib/python2.7/dist-packages/vmdebootstrap && patch -p2 < /tmp/0001-Don-t-enforce-U-EFI-on-arm64.patch
+
 RUN useradd -ms /bin/bash purism -p purism -G sudo 
 #USER purism
 CMD ["bash"]