新增：项目标记创建时不能为空

app/controllers/api/pm/issue_tags_controller.rb

@@ -15,6 +15,7 @@ class Api::Pm::IssueTagsController < Api::Pm::BaseController
 
   def create 
     return render_error("请输入正确的OrganizationID") unless Organization.exists?(id: issue_tag_create_params[:organization_id])
+    return render_error("项目标记名称不能为空！") unless issue_tag_create_params[:name].present?
     @issue_tag = IssueTag.new(issue_tag_create_params.merge!(project_id: 0))
     if @issue_tag.save!
       render_ok