增加修改Scheme描述的功能。

src/pages/SchemeDetail.tsx

@@ -1,6 +1,7 @@
 import { isNil, set } from 'lodash-es';
 import { useCallback, useEffect } from 'react';
 import { useNavigate, useParams } from 'react-router-dom';
+import { EditableDescription } from '../components/EditableDescription';
 import { EditableTitle } from '../components/EditableTitle';
 import { useScheme, useUpdateScheme } from '../stores/schemes';
 import styles from './SchemeDetail.module.css';
@@ -20,6 +21,15 @@ export function SchemeDetail() {
     },
     [id],
   );
+  const updateDescription = useCallback(
+    (newDescription: string | null) => {
+      updateScheme((prev) => {
+        set(prev, 'description', newDescription);
+        return prev;
+      });
+    },
+    [id],
+  );
 
   useEffect(() => {
     if (isNil(scheme)) {
@@ -30,7 +40,7 @@ export function SchemeDetail() {
   return (
     <div className={styles.scheme_detail_layout}>
       <EditableTitle title={scheme?.name} onChange={updateTitle} />
-      <p>{scheme?.description}</p>
+      <EditableDescription content={scheme?.description} onChange={updateDescription} />
     </div>
   );
 }