docs: tooltip arrow data-side (#1427)

Author: huntabyte

docs/src/lib/content/api-reference/tooltip.api.ts

@@ -12,7 +12,10 @@ import {
 	OpenChildSnippetProps,
 	OpenChildrenSnippetProps,
 } from "./extended-types/shared/index.js";
-import { FloatingContentChildSnippetProps } from "./extended-types/floating/index.js";
+import {
+	FloatingContentChildSnippetProps,
+	FloatingSideProp,
+} from "./extended-types/floating/index.js";
 import {
 	arrowProps,
 	childrenSnippet,
@@ -220,6 +223,12 @@ export const arrow = createApiSchema<TooltipArrowPropsWithoutHTML>({
 			name: "tooltip-arrow",
 			description: "Present on the arrow element.",
 		}),
+		createDataAttrSchema({
+			name: "side",
+			description: "The side of the tooltip that the arrow is on.",
+			definition: FloatingSideProp,
+			isEnum: true,
+		}),
 	],
 });