修改

app/system/controller/Sys.php

@@ -81,6 +81,7 @@ class Sys extends BaseController
             $post = UtilService::getMore([
                 ['title', ''],
                 ['img', ''],
+                ['content', ''],
                 ['query', ''],
             ], $request);
             (new SysModel())->saveShareConfig($post);