Merge pull request #42 from dwmkerr/build/downloads-folder

build(playground): add the playground to the downloads folder

.gitignore

@@ -0,0 +1,2 @@
+# The 'website/public' directory is an artifact created during the build process.
+website/public

README.md

@@ -22,6 +22,8 @@ Text, samples and references for my 'Effective Shell' series. This website is ho
 
 This repository contains all of the content for the [Effective Shell](https://effective-shell.com/) online book.
 
+The `effective-shell-playground` folder which has all of the samples can be downloaded from [https://effective-shell.com/downloads/effective-shell-playground.zip](https://effective-shell.com/downloads/effective-shell-playground.zip)
+
 ## Improvements
 
 - [ ] Add `tree` to the Chapter 'Moving Around'.
@@ -90,6 +92,12 @@ make build
 
 The built site is generated at `./website/public`.
 
+Note that the [`effective-shell-playground`](./effective-shell-playground) folder is automatically zipped up and added to the website, meaning it can be downloaded directly from:
+
+```
+https://effective-shell.com/downloads/effective-shell-playground.zip
+```
+
 ### Updating the Theme
 
 The site uses the [github.com/dwmkerr/hugo-book](https://github.com/dwmkerr/hugo-book) theme, which is a fork of [alex-shpak](https://github.com/alex-shpak/hugo-book).

makefile

@@ -11,6 +11,9 @@ serve:
 
 # Build the site.
 build:
+	# Zip up the playground and add to the 'static/downloads' folder.
+	mkdir -p website/static/downloads
+	zip -r website/static/downloads/effective-shell-playground.zip effective-shell-playground
 	cd website && hugo --minify
 
 # Create the summary structure in word format, easier to share.