partial victory, so making the link now

31_usage-first-use-r-script-and-github.Rmd

@@ -92,7 +92,7 @@ writeLines(demo_code, "render-r-script-demo.R")
 ```{r eval = FALSE, code = demo_code}
 ```
 
-Behind the scenes here we have used `rmarkdown::render()` to render this script and you can go visit it on GitHub.
+Behind the scenes here we have used `rmarkdown::render()` to render this script and you can go [visit it on GitHub](https://github.com/jennybc/happy-git-with-r/blob/master/render-r-script-demo.md).
 
 ```{r render-demo-code, include = FALSE}
 rmarkdown::render("render-r-script-demo.R", output_format = "github_document")