fixed 项目优化排序

app/queries/projects/list_query.rb

@@ -17,7 +17,7 @@ class Projects::ListQuery < ApplicationQuery
     sort = params[:sort_by] || "updated_on"
     sort_direction = params[:sort_direction] || "desc"
 
-    collection = optimize_sorting(collection, sort)
+    collection = optimize_sorting(collection, sort) if params[:category_id].present?
     custom_sort(collection, sort, sort_direction)
 
     # scope = scope.reorder("projects.#{sort} #{sort_direction}")