能添加默认背景色吗

### 问题描述

目前只看到文档中交互才能添加背景色，默认可以添加吗？

### 重现链接

_No response_

### 重现步骤

_No response_

### 预期行为

_No response_

### 平台

- 操作系统: [macOS, Windows, Linux, React Native ...]
- 网页浏览器: [Google Chrome, Safari, Firefox]

### 屏幕截图或视频（可选）

_No response_

### 补充说明（可选）

_No response_

Start with the documentation referenced in the issue and trace how background color is currently added through interaction. Identify the chart configuration entry point for making that color a default; done should include a defined non-interactive default behavior and documentation of how it works.

Written by the indexing model from the issue text.