docs: 更新readme

README.md

@@ -6,7 +6,7 @@
 [![GitHub Workflow Status (branch)](https://img.shields.io/github/actions/workflow/status/foca-js/foca-axios/test.yml?branch=master&label=test&logo=vitest)](https://github.com/foca-js/foca-axios/actions)
 [![Codecov](https://img.shields.io/codecov/c/github/foca-js/foca-axios)](https://codecov.io/gh/foca-js/foca-axios)
 [![npm](https://img.shields.io/npm/v/foca-axios)](https://www.npmjs.com/package/foca-axios)
-[![npm peer dependency version](https://img.shields.io/npm/dependency-version/foca-axios/peer/axios)](https://github.com/axios/axios)
+[![npm dependency version](https://img.shields.io/npm/dependency-version/foca-axios/axios)](https://github.com/axios/axios)
 
 # 特性
 
@@ -27,5 +27,15 @@ pnpm add foca-axios
 // File: http.ts
 import { axios } from 'foca-axios';
 
-export const http = axios.create();
+export const http = axios;
+```
+
+# 自定义配置
+
+```typescript
+import { axios } from 'foca-axios';
+
+export const http = axios.create({
+  retry: false,
+});
 ```