Rename exampleSite to example

example/README.md

@@ -0,0 +1,15 @@
+# Paige example site
+
+If you move the directory exampleSite out of its parent directory,
+you must remove this line from the file exampleSite/go.mod:
+
+```
+replace github.com/willfaught/paige => ../
+```
+
+and then run this command:
+
+```
+$ cd exampleSite
+$ hugo mod get github.com/willfaught/paige@latest
+```