diff --git a/Gemfile b/Gemfile
index 12be5f352..e57208be1 100644
--- a/Gemfile
+++ b/Gemfile
@@ -114,7 +114,6 @@ gem "biz", "~> 1.8"
 # gem "i18n-js"
 gem "i18n-js", "~> 4.0.0.alpha1"
 
-
 gem "globalize", github: "globalize/globalize"
 
 # Reduces boot times through caching; required in config/boot.rb
diff --git a/Rakefile b/Rakefile
index 929076c49..78dab5dca 100644
--- a/Rakefile
+++ b/Rakefile
@@ -10,7 +10,7 @@ Rails.application.load_tasks
 namespace :locales do
   desc "compile i18n before compile"
   task :build do
-    system('yarn i18n:export')
+    system("yarn i18n:export")
   end
 end
 
diff --git a/app/graphql/mutations/predicates/delete_predicate.rb b/app/graphql/mutations/predicates/delete_predicate.rb
index d175f85c0..a44c1a5e8 100644
--- a/app/graphql/mutations/predicates/delete_predicate.rb
+++ b/app/graphql/mutations/predicates/delete_predicate.rb
@@ -13,9 +13,8 @@ class Predicates::DeletePredicate < Mutations::BaseMutation
     def resolve(app_key:, id:)
       current_user = context[:current_user]
       @app = current_user.apps.find_by(key: app_key)
-      if @app.segments.size == 1
-        raise "server does not allow empty segments, we kept one"
-      end
+      raise "server does not allow empty segments, we kept one" if @app.segments.size == 1
+
       @segment = @app.segments.find(id)
       @segment.delete
       { segment: @segment, errors: @segment.errors }
diff --git a/app/javascript/packages/store/src/graphql/client.js b/app/javascript/packages/store/src/graphql/client.js
index b3897992f..382a47a87 100644
--- a/app/javascript/packages/store/src/graphql/client.js
+++ b/app/javascript/packages/store/src/graphql/client.js
@@ -10,7 +10,7 @@ import { refreshToken } from '../actions/auth'
 const graphql = (query, variables, callbacks) => {
   const { auth, current_user } = store.getState()
 
-  const locale = current_user.lang || I18n.defaultLocale
+  const locale = current_user.lang || (window.I18n && window.I18n.defaultLocale) || 'en'
 
   const config = {
     authorization: `Bearer ${auth.accessToken}`,
diff --git a/app/javascript/src/locales/translations.json b/app/javascript/src/locales/translations.json
index 215d06c82..7061d3dc3 100644
--- a/app/javascript/src/locales/translations.json
+++ b/app/javascript/src/locales/translations.json
@@ -12245,10 +12245,6 @@
           }
         }
       },
-      "nth": {
-        "ordinalized": "#<Proc:0x00007fd0e5582e20 /Users/michelson/.rvm/gems/ruby-2.7.2/gems/activesupport-6.1.3.1/lib/active_support/locale/en.rb:26 (lambda)>",
-        "ordinals": "#<Proc:0x00007fd0e5583cd0 /Users/michelson/.rvm/gems/ruby-2.7.2/gems/activesupport-6.1.3.1/lib/active_support/locale/en.rb:7 (lambda)>"
-      },
       "percentage": {
         "format": {
           "delimiter": "",
diff --git a/app/javascript/src/pages/Dashboard.js b/app/javascript/src/pages/Dashboard.js
index 30308ed54..33acde307 100644
--- a/app/javascript/src/pages/Dashboard.js
+++ b/app/javascript/src/pages/Dashboard.js
@@ -3,6 +3,7 @@ import { withRouter, Link } from 'react-router-dom'
 import { connect } from 'react-redux'
 import WebSetup from '@chaskiq/components/src/components/webSetup'
 import Badge from '@chaskiq/components/src/components/Badge'
+import { useHistory } from "react-router-dom";
 
 import Content from '@chaskiq/components/src/components/Content'
 import PageHeader from '@chaskiq/components/src/components/PageHeader'
@@ -10,30 +11,10 @@ import PageHeader from '@chaskiq/components/src/components/PageHeader'
 import DashboardItem from './reports/ReportItem'
 
 import {
-  MoreIcon,
-  WebhooksIcon,
-  ApiIcon,
-  DashboardIcon,
-  PlatformIcon,
   ConversationChatIcon,
-  AssignmentIcon,
   CampaignsIcon,
-  MailingIcon,
-  AutoMessages,
-  BannersIcon,
-  ToursIcon,
-  BotIcon,
-  OutboundIcon,
-  NewconversationIcon,
   SettingsIcon,
   HelpCenterIcon,
-  ArticlesIcon,
-  CollectionsIcon,
-  ChatIcon,
-  BillingIcon,
-  IntegrationsIcon,
-  TeamIcon,
-  MessengerIcon,
   AppSettingsIcon,
   ChartsIcons,
 } from '@chaskiq/components/src/components/icons'
@@ -42,6 +23,7 @@ import {
   setCurrentSection,
   setCurrentPage
 } from '@chaskiq/store/src/actions/navigation'
+import { LinkButton } from '@chaskiq/components/src/components/RouterLink'
 
 export function Home() {
   return (
@@ -59,6 +41,8 @@ function Dashboard(props) {
     dispatch(setCurrentPage(null))
   }, [])
 
+  const history = useHistory()
+
 
   const actions = [
     {
@@ -70,6 +54,7 @@ function Dashboard(props) {
       render: ()=>(
         <div className="mt-2 text-sm text-gray-500">
           <span className="truncate--">
+
           {I18n.t('dashboard.status')}{' '}
           {app.activeMessenger && (
             <Badge size="sm" variant="green">
@@ -138,8 +123,24 @@ function Dashboard(props) {
             }}
           />
 
-          <WebSetup />
-          
+
+          <div className="py-3 flex space-x-3 justify-end">
+            <WebSetup />
+
+            <LinkButton
+              variant="outlined"
+              onClick={ ()=> window.open(`/tester/${app.key}`, '_blank').focus() }
+              target="blank">
+              Chat tester
+            </LinkButton>
+
+            <LinkButton
+              variant="outlined"
+              onClick={ ()=> history.push("/playground") }>
+              Playground
+            </LinkButton>
+          </div>
+            
         </div>
     
         <div key={'dashboard-status'} className="space-y-2">
diff --git a/app/javascript/src/pages/articles/collections/show.js b/app/javascript/src/pages/articles/collections/show.js
index ddccfc075..fde1f4ab9 100644
--- a/app/javascript/src/pages/articles/collections/show.js
+++ b/app/javascript/src/pages/articles/collections/show.js
@@ -335,8 +335,11 @@ class CollectionDetail extends Component {
           if (collection) {
             this.getCollection()
           }
+          this.setState({ addArticlesDialog: false })
+        },
+        error: () => {
+          this.setState({ addArticlesDialog: false })
         },
-        error: () => {},
       }
     )
   }
@@ -469,9 +472,9 @@ class AddArticleDialog extends Component {
           <List>
             {this.state.articles.map((o) => (
               <ListItem key={`article-list-${o.id}`}>
-                <Input
+                <input
                   type="checkbox"
-                  checked={o.id}
+                  // checked={o.id}
                   // onChange={handleChange('checkedA')}
                   value={o.id}
                   name="article[]"
@@ -479,7 +482,7 @@ class AddArticleDialog extends Component {
 
                 <ListItemText
                   primary={o.title}
-                  secondary={<p noWrap>{o.state}</p>}
+                  secondary={<p>{o.state}</p>}
                 />
               </ListItem>
             ))}
diff --git a/app/models/article.rb b/app/models/article.rb
index e89378eed..d8d0d1c29 100644
--- a/app/models/article.rb
+++ b/app/models/article.rb
@@ -48,7 +48,10 @@ class Article < ApplicationRecord
 
   scope :without_section, -> { where(article_section_id: nil).order(position: :asc) }
   scope :with_section, -> { where.not(article_section_id: nil).order(position: :asc) }
-  scope :without_collection, -> { where(article_collection_id: nil).order(position: :asc) }
+  scope :without_collection, lambda {
+    where(article_collection_id: [nil, 0])
+      .order(position: :asc)
+  }
 
   aasm column: :state do
     state :draft, initial: true
diff --git a/app/models/article_setting.rb b/app/models/article_setting.rb
index 470a47a14..cbd5082ca 100644
--- a/app/models/article_setting.rb
+++ b/app/models/article_setting.rb
@@ -27,8 +27,7 @@ class ArticleSetting < ApplicationRecord
 
   validates :subdomain,
             exclusion: { in: %w[www],
-                         message: "%{value} is reserved." 
-                        },
+                         message: "%{value} is reserved." },
             presence: true,
             uniqueness: true,
             allow_blank: true
diff --git a/app/services/message_apis/csat/api.rb b/app/services/message_apis/csat/api.rb
index 44d6bf82d..540227247 100644
--- a/app/services/message_apis/csat/api.rb
+++ b/app/services/message_apis/csat/api.rb
@@ -37,7 +37,7 @@ def report(path, integration, options)
         options = integration.app.conversation_events.custom_counts("plugins.csat", "val")
         data_options = MessageApis::Csat::Presenter.csat_buttons[:options]
 
-        total = options.map{|o| o.freq.to_f }.inject(:+)
+        total = options.map { |o| o.freq.to_f }.inject(:+)
 
         {
           id: "csat-plugin",
diff --git a/app/services/message_apis/csat/presenter.rb b/app/services/message_apis/csat/presenter.rb
index cf785abc7..8e7f4d783 100644
--- a/app/services/message_apis/csat/presenter.rb
+++ b/app/services/message_apis/csat/presenter.rb
@@ -72,13 +72,13 @@ def self.configure_hook(kind:, ctx:)
 
       definitions = [
 
-        #{
+        # {
         #  type: "input",
         #  id: "label",
         #  label: "CSAT label",
         #  placeholder: "How would you rate your experience with our service?",
         #  save_state: "unsaved"
-        #},
+        # },
         csat_buttons,
         {
           type: "button",
diff --git a/app/views/layouts/application.html.erb b/app/views/layouts/application.html.erb
index 4c3482528..75d3b85c7 100644
--- a/app/views/layouts/application.html.erb
+++ b/app/views/layouts/application.html.erb
@@ -30,7 +30,7 @@
 
     <script> window.chaskiq_cable_url = "<%= ENV['WS'] %>"</script>
 
-    <%= stylesheet_link_tag    'application', media: 'all', 'data-turbolinks-track': 'reload' %>
+    <%= stylesheet_link_tag  'application', media: 'all', 'data-turbolinks-track': 'reload' %>
     <% #= javascript_include_tag 'application', 'data-turbolinks-track': 'reload' %>
 
 
diff --git a/config/i18n.yml b/config/i18n.yml
index e3f32f0fd..460290f3c 100644
--- a/config/i18n.yml
+++ b/config/i18n.yml
@@ -32,5 +32,6 @@ translations:
       - "*"
       - "!*.ransack"
       - "!*.faker"
+      - "!*.number.nth"
   - file: "app/javascript/src/locales/messenger-translations.json"
     patterns: ["*.messenger.*"]
diff --git a/config/initializers/i18n.rb b/config/initializers/i18n.rb
index b392ce3c2..3fe6dfddf 100644
--- a/config/initializers/i18n.rb
+++ b/config/initializers/i18n.rb
@@ -3,5 +3,7 @@
 # skips faker & ransack
 # I18n.load_path -= I18n.load_path.grep(/faker|ransack/)
 
-require "i18n-js/listen"
-I18nJS.listen
\ No newline at end of file
+if Rails.env.development?
+  require "i18n-js/listen"
+  I18nJS.listen
+end
\ No newline at end of file