Add Dockerfile to build docker image
diff --git a/docker/supervisord.conf b/docker/supervisord.conf
new file mode 100644
index 0000000..00397f8
--- /dev/null
+++ b/docker/supervisord.conf
@@ -0,0 +1,7 @@
+[supervisord]
+nodaemon=true
+
+[program:zebra]
+command=/usr/sbin/zebra -d -u root -g root -f /etc/quagga/zebra.conf
+[program:bgpd]
+command=/usr/sbin/bgpd -d -u root -g root -f /etc/quagga/bgpd.conf