paginate activities

app/controllers/v1/activities_controller.rb

 class V1::ActivitiesController < ApplicationController
   include ::ResourceModel
+  include ::Paginator
   before_action :authenticate_user!
 
   # GET v1/activities
@@ -7,7 +8,8 @@ class V1::ActivitiesController < ApplicationController
   # Render all activities that logged user can see
   def index
     authorize :activity, :index?
-    render json: ::ActivityPolicy::Scope.new(current_user, ::PublicActivity::Activity).resolve
+    activities = paginate ::ActivityPolicy::Scope.new(current_user, ::PublicActivity::Activity).resolve
+    render json: activities
   end
 
   # GET v1/users/1/activities
@@ -16,7 +18,7 @@ class V1::ActivitiesController < ApplicationController
   # Only followers can see user activities
   def user_activities
     raise ::Pundit::NotAuthorizedError unless ::ActivityPolicy.new(current_user, resource_model).user_activities?
-    render json: resource_model.activities
+    activities = paginate resource_model.activities
+    render json: activities
   end
-
 end