Feature: API to list the agents for the inbox (#438)

Co-authored-by: Sojan Jose <sojan@pepalo.com>

app/controllers/api/v1/widget/inbox_members_controller.rb

@@ -0,0 +1,13 @@
+class Api::V1::Widget::InboxMembersController < Api::V1::Widget::BaseController
+  before_action :set_web_widget
+
+  def index
+    @inbox_members = @web_widget.inbox.inbox_members.includes(:user)
+  end
+
+  private
+
+  def permitted_params
+    params.permit(:website_token)
+  end
+end