Readme updates

README.md

@@ -2,6 +2,8 @@
 
 Simple example of a website made using John Sundell's excellent [Plot](https://github.com/JohnSundell/Plot) & [Files](https://github.com/JohnSundell/Files) libraries, to demonstrate building a **_very_** simple static page using Swift / SPM.
 
+Since this repo has been made, [Publish](https://github.com/JohnSundell/Publish) has been published, which is much easier to use for this purpose.
+
 ## Usage
 
 ```
@@ -13,4 +15,4 @@ The HTML page is written out to `html`.
 
 ## Purpose
 
-[🤔](https://github.com/SimonRice/build-image)
+This was originally written as a proof of concept demonstarting [the addition of Swift to the Netlify Build Image](https://github.com/netlify/build-image/pull/364).