doc: README

packages/renderer/README.md

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+# tiny-engine-renderer
+
+## Introduction
+
+A Vue3 renderer for tiny-engine.
+
+## Usage
+
+```javascript
+// xxx.vue
+import { h } from 'vue'
+import Main, { api } from '@open/tiny-engine-renderer'
+
+export default {
+  render() {
+    // utils
+    api.setUtils(utils)
+    // globalState
+    api.setGlobalState(globalState)
+    // dataSource
+    api.setDataSourceMap(dataSourceList)
+    // schema
+    api.setSchema(schema)
+
+    return h(Main)
+  }
+}
+```
+

packages/renderer/README.zh-CN.md

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+# tiny-engine-renderer
+
+## 简介
+
+基于 Vue 3 的低代码渲染引擎。
+
+## 用法
+
+```javascript
+// xxx.vue
+import { h } from 'vue'
+import Main, { api } from '@open/tiny-engine-renderer'
+
+export default {
+  render() {
+    // 工具类
+    api.setUtils(utils)
+    // 全局状态
+    api.setGlobalState(globalState)
+    // 数据源
+    api.setDataSourceMap(dataSourceList)
+    // 页面schema
+    api.setSchema(schema)
+
+    return h(Main)
+  }
+}
+```