将issue_links接口改为支持数组类型

app/controllers/api/pm/issue_links_controller.rb

@@ -6,15 +6,8 @@ class Api::Pm::IssueLinksController <  Api::Pm::BaseController
   end
 
   def create
-    @link = @issue.pm_links.find_or_create_by(be_linkable_type: 'Issue', be_linkable_id: params[:link_id])
-    data = {
-      data: {
-        id: @link.id,
-        issue_id: @link.linkable_id,
-        linked_issue_id: @link.be_linkable_id
-      }
-    }
-    render_ok(data)
+    params[:link_ids].map { |e| @issue.pm_links.find_or_create_by(be_linkable_type: 'Issue', be_linkable_id: e) }
+    render_ok
   end
 
   def destroy