- Adding link to coding-ghost.md documentation.

Author: jessbreckenridge

README.md

@@ -84,6 +84,8 @@ But then a rare genetic mutation happened, and the `c` transformed into `t`. And
 
 We develop `gh-ost` at GitHub and for the community. We may have different priorities than others. From time to time we may suggest a contribution that is not on our immediate roadmap but which may appeal to others.
 
+Please see [Coding gh-ost](https://github.com/github/gh-ost/blob/develdocs/doc/command-line-flags.md) for a guide to getting started developing with gh-ost.
+
 ## Download/binaries/source
 
 `gh-ost` is now GA and stable.