feat: add icon support to ActionModel button

packages/core/client/src/flow/models/ActionModel.tsx

@@ -11,6 +11,8 @@ import { FlowModel } from '@nocobase/flow-engine';
 import { Button } from 'antd';
 import type { ButtonProps } from 'antd/es/button';
 import React from 'react';
+import IconPicker from '../../schema-component/antd/icon-picker/IconPicker';
+import { Icon } from '../../icon/Icon';
 
 export class ActionModel extends FlowModel {
   declare props: ButtonProps;
@@ -22,8 +24,13 @@ export class ActionModel extends FlowModel {
 
   render() {
     const props = { ...this.defaultProps, ...this.props };
+    const icon = <Icon type={props.icon as any} />;
 
-    return <Button {...props}>{props.children || props.title}</Button>;
+    return (
+      <Button {...props} icon={icon}>
+        {props.children || props.title}
+      </Button>
+    );
   }
 }
 
@@ -36,22 +43,24 @@ ActionModel.registerFlow({
       title: '编辑按钮',
       uiSchema: {
         title: {
-          type: 'string',
-          title: '标题',
           'x-decorator': 'FormItem',
           'x-component': 'Input',
-          'x-component-props': {
+          title: 'Button title',
-            placeholder: '请输入标题',
         },
+        icon: {
+          'x-decorator': 'FormItem',
+          'x-component': IconPicker,
+          title: 'Button icon',
         },
       },
       defaultParams(ctx) {
         return {
           title: ctx.model.defaultProps.title,
+          icon: ctx.model.defaultProps.icon,
         };
       },
       handler(ctx, params) {
-        ctx.model.setProps('children', params.title);
+        ctx.model.setProps(params);
         ctx.model.setProps('onClick', (event) => {
           ctx.model.dispatchEvent('click', {
             ...ctx.extra,