support webdirt in minirepl

+ add section in tutorial

tutorial/tutorial.mdx

@@ -758,6 +758,12 @@ They can provide streams of numbers that can be sampled at discrete points in ti
 
 {{ 'square2' | jsdoc }}
 
+## Using Samples with Webdirt
+
+You can use the powerful sampling engine [Webdirt](https://github.com/dktr0/WebDirt) with Strudel.
+
+{{ 'Pattern.webdirt' | jsdoc }}
+
 ## Using Superdirt via OSC
 
 In mainline tidal, the actual sound is generated via Superdirt, which runs inside Supercollider.