feat:add interface demos

packages/graphin/docs/interface/style.ts

@@ -0,0 +1,21 @@
+/* eslint-disable @typescript-eslint/no-unused-vars */
+import { NodeStyle } from '@antv/graphin';
+import {
+  NodeStyleKeyShape,
+  NodeStyleHalo,
+  NodeStyleBadge,
+  NodeStyleIcon,
+  NodeStyleLabel,
+} from '../../src/typings/type';
+
+/** Node Style Interface */
+
+export const keyshape = (props: NodeStyleKeyShape) => {};
+
+export const label = (props: NodeStyleLabel) => {};
+
+export const icon = (props: NodeStyleIcon) => {};
+
+export const badges = (props: NodeStyleBadge) => {};
+
+export const halo = (props: NodeStyleHalo) => {};