update mark

src/manager/edit/Edit.tsx

@@ -91,9 +91,20 @@ export const EditMark = () => {
         defaultValue={mark?.thumbnail || ''}
         render={({ field }) => <TextField {...field} label={t('thumbnail')} variant='outlined' fullWidth margin='normal' />}
       />
-      <Button type='submit' variant='contained' color='primary'>
-        {t('save')}
-      </Button>
+      <div className='flex gap-2'>
+        <Button type='submit' variant='contained' color='primary'>
+          {t('save')}
+        </Button>
+        <Button
+          variant='contained'
+          color='secondary'
+          onClick={() => {
+            setCurrentMarkId('');
+            setMarkData(undefined);
+          }}>
+          {t('cancel')}
+        </Button>
+      </div>
     </Box>
   );
 };