goreport card

README.md

@@ -5,6 +5,7 @@ WORK IN PROGRESS!
 https://github.com/cnSchwarzer/bsdiff-win/blob/master/bsdiff-win/bsdiff.c
 
 [![GoDoc](https://godoc.org/github.com/gabstv/go-bsdiff?status.svg)](https://godoc.org/github.com/gabstv/go-bsdiff)
+[![Go Report Card](https://goreportcard.com/badge/github.com/gabstv/go-bsdiff)](https://goreportcard.com/report/github.com/gabstv/go-bsdiff)
 
 bsdiff and bspatch are tools for building and applying patches to binary files. By using suffix sorting (specifically, Larsson and Sadakane's [qsufsort](http://www.larsson.dogma.net/ssrev-tr.pdf)) and taking advantage of how executable files change.