add systemd-sysv package to Dockerfile for improved compatibility

Author: Shardbyte

images/arkmanager/Dockerfile.dev

@@ -70,6 +70,7 @@ RUN dpkg --add-architecture i386 \
         libc6-i386 \
         lib32gcc-s1 \
         lib32stdc++6 \
+        systemd-sysv \
         ca-certificates \
     && sed -i '/en_US.UTF-8/s/^# //g' /etc/locale.gen \
     && locale-gen en_US.UTF-8 \