update README，CHANGELOG

CHANGELOG.md

@@ -22,4 +22,12 @@
 ### Feats
 
 - 修改 demo 页面展示
-- 修改 RayCollapseGrid, RayTable 组件为默认不展示 border
+- 修改 RayCollapseGrid、RayTable 组件为默认不展示 border
+
+## 3.1.3
+
+### Feats
+
+- RayTable 组件新增全屏、尺寸调整功能
+- 新增 css 预处理全局注入辅助函数。详情看 [mixinCSS](https://github.com/XiaoDaiGua-Ray/xiaodaigua-ray.github.io/blob/main/cfg.ts)
+- RayTable 组件部分提示文案修改

package.json

@@ -1,7 +1,7 @@
 {
   "name": "ray-template",
   "private": true,
-  "version": "3.1.2",
+  "version": "3.1.3",
   "type": "module",
   "scripts": {
     "dev": "vite",