update README

ygongdev · ygongdev · commit 7331258cf2fd · 2021-07-08T16:43:22.000-07:00
diff --git a/README.md b/README.md
@@ -1,2 +1,10 @@
 # jigsaw-canvas
 A jigsaw puzzle generator for HTMLCanvas
+
+This library is still unstable.
+
+# API
+`generatePuzzle(image, rows, columns)` returns an array of `rows`X`columns` puzzle pieces based off `image`.
+
+# Demo
+[Demo](https://ygongdev.github.io/jigsaw-canvas/demo)
