chore: update API-internal

docs/API-internal.md

@@ -83,3 +83,23 @@ None
 | blitImage          | (x, y, width, height, arr, offset, from_queue)          | Blit pixels (of R,G,B,A) to the display
 | drawImage          | (img, x, y)                                             | Draw image and track damage
 | autoscale          | (containerWidth, containerHeight)                       | Scale the display
+
+
+## 2.3 Clipboard Module
+
+### 2.3.1 Configuration Attributes
+
+None
+
+### 2.3.2 Methods
+
+| name               | parameters        | description
+| ------------------ | ----------------- | ------------
+| grab               | ()                | Begin capturing clipboard events
+| ungrab             | ()                | Stop capturing clipboard events
+
+### 2.3.3 Callbacks
+
+| name    | parameters | description
+| ------- | ---------- | ------------
+| onpaste | (text)     | Called with the text content of the clipboard when the user paste something