chore: add api to readme

Author: OysterD3

README.md

@@ -140,6 +140,7 @@ ReactDom.render(
 | destroyInactiveTabPane | boolean | false | whether destroy inactive TabPane when change tab |
 | active | boolean | false | active feature of tab item |
 | tabKey | string | - | key linked to tab |
+| scrollPosition | `'start' \| 'end' \| 'center' \| 'auto'` | `'auto'` | scroll position |
 
 
 ### TabPane(support in older versions)

docs/examples/scroll-position.tsx

@@ -49,6 +49,16 @@ export default () => {
             onChange={e => setScrollPosition(e.target.value as ScrollPosition)}
           />
         </label>
+        <label>
+          Auto
+          <input
+            type="radio"
+            name="scrollPosition"
+            value="auto"
+            checked={scrollPosition === 'auto'}
+            onChange={e => setScrollPosition(e.target.value as ScrollPosition)}
+          />
+        </label>
       </div>
       <div style={{ maxWidth: 550 }}>
         <Tabs