feat: CRUD operation for associated articles to current article (#4912)

app/controllers/api/v1/accounts/portals_controller.rb

@@ -1,10 +1,16 @@
 class Api::V1::Accounts::PortalsController < Api::V1::Accounts::BaseController
   before_action :fetch_portal, except: [:index, :create]
+  before_action :check_authorization
 
   def index
     @portals = Current.account.portals
   end
 
+  def add_members
+    agents = Current.account.agents.where(id: portal_member_params[:member_ids])
+    @portal.members << agents
+  end
+
   def show; end
 
   def create
@@ -35,4 +41,8 @@ class Api::V1::Accounts::PortalsController < Api::V1::Accounts::BaseController
       :account_id, :color, :custom_domain, :header_text, :homepage_link, :name, :page_title, :slug, :archived
     )
   end
+
+  def portal_member_params
+    params.require(:portal).permit(:account_id, member_ids: [])
+  end
 end