document example configuration in README

1 files changed, 22 insertions, 1 deletions

diff --git a/README.md b/README.md
index 9370d1f..1486f54 100644
--- a/README.md
+++ b/README.md
@@ -16,7 +16,28 @@ to provide the following (all in a configurable manner):
   e.g. automatically higlight pages with names ending in `.rq`
   as SPARQL (and also display the code actions for them)
 
-Note that code actions are also linkable from other pages via the
+## Example configuration
+
+```php
+$wgCode_namespacesWithCodePages[NS_MAIN] = true;
+
+$wgCode_languages[] = [
+	'tag' => 'query',
+	'pygmentsLexer' => 'sparql',
+	'actions' => [
+		'run' => 'https://query.wikidata.org/#$code',
+		'embed' => 'https://query.wikidata.org/embed.html#$code',
+	],
+	'linkifiers' => [
+		'/\\b[QP][0-9]+\\b/' => 'https://www.wikidata.org/entity/$1',
+	],
+	'suffix' => '.rq',
+];
+```
+
+## Linking code actions
+
+Code actions can be linked from other pages via the
 `Special:CodeAction` special page, e.g. `Special:CodeAction/run/Example.rq`
 attempts to execute the `run` action for the `Example.rq` code page
 and redirect the user accordingly.