add lean

src/server/models/page.js

@@ -767,7 +767,7 @@ module.exports = function(crowi) {
     // find
     builder.addConditionToPagenate(opt.offset, opt.limit, sortOpt);
     builder.populateDataToList(User.USER_FIELDS_EXCEPT_CONFIDENTIAL);
-    const pages = await builder.query.exec('find');
+    const pages = await builder.query.lean().exec('find');
 
     const result = {
       pages, totalCount, offset: opt.offset, limit: opt.limit,