Update README.md

Author: rupor-github

README.md

@@ -1,6 +1,8 @@
 # serve-svn
 ## Very simple container to run WebSVN viewer and provide access to svn utilities and protocol.
 
+[Docker image](https://registry.hub.docker.com/r/rupor/serve-svn/)
+
 I am using this container on my Synology NAS to have access to old code - recently DSM 7.0 dropped svn support and I am to lazy to move old code to git.
 
 Normally I run it in read only mode, viewer is fully functional and you could use svn:// protocol to list things: