Feature: As an end-user, I should be able to see the list of agents in the widget. (#461)

Co-authored-by: Pranav Raj S <pranavrajs@gmail.com>

app/views/api/v1/widget/inbox_members/index.json.jbuilder

@@ -1,5 +1,6 @@
 json.payload do
   json.array! @inbox_members do |inbox_member|
+    json.id inbox_member.user.id
     json.name inbox_member.user.name
     json.avatar_url inbox_member.user.avatar_url
     json.availability_status inbox_member.user.availability_status

app/views/widgets/show.html.erb

@@ -7,7 +7,8 @@
     <script>
       window.chatwootWebChannel = {
         website_name: '<%= @web_widget.website_name %>',
-        widget_color: '<%= @web_widget.widget_color %>'
+        widget_color: '<%= @web_widget.widget_color %>',
+        website_token: '<%= @web_widget.website_token %>'
       }
       window.chatwootPubsubToken = '<%= @contact.pubsub_token %>'
       window.authToken = '<%= @token %>'