feat: add chatwoot instance status in superadmin (#6045)

* feat: add chatwoot instance status in superadmin

* feat: add redis metrics to instance health page

* chore: fix rubocop

* chore: rescue redis no connection

* chore: add rspec

* chore: refactor

* feat: add instance health to /api

* chore: rescue postgres

* chore: fix spec

app/views/super_admin/application/_navigation.html.erb

@@ -40,7 +40,7 @@ as defined by the routes in the `admin/` namespace
     </li>
 
     <% Administrate::Namespace.new(namespace).resources.each do |resource| %>
-      <% next if ["account_users", "dashboard", "devise/sessions", "app_configs" ].include?  resource.resource %>
+      <% next if ["account_users", "dashboard", "devise/sessions", "app_configs", "instance_statuses" ].include?  resource.resource %>
       <li class="navigation__link navigation__link--<%= nav_link_state(resource) %>">
         <i class="<%= sidebar_icons[resource.resource.to_sym] %>"></i>
         <%= link_to(
@@ -50,6 +50,11 @@ as defined by the routes in the `admin/` namespace
       </li>
     <% end %>
 
+  <li class="navigation__link">
+      <i class="ion ion-medkit"></i>
+      <%= link_to "Instance Health", super_admin_instance_status_url %>
+    </li>
+
     <li class="navigation__link">
       <i class="ion ion ion-network"></i>
       <%= link_to "Sidekiq", sidekiq_web_url, { target: "_blank" } %>

app/views/super_admin/instance_statuses/show.html.erb

@@ -0,0 +1,23 @@
+<% content_for(:title) do %>
+  Instance Health
+<% end %>
+<header class="main-content__header" role="banner">
+  <h1 class="main-content__page-title" id="page-title">
+    <%= content_for(:title) %>
+  </h1>
+</header>
+<section class="main-content__body">
+  <table>
+  <tr>
+    <th>Metric</th>
+    <th>Value</th>
+  </tr>
+  <% @metrics.each do |key,value| %>
+   <tr>
+   <td> <%= key %> </td>
+   <td> <%= value %> </td>
+  </tr>
+  <% end %>
+</table>
+
+</section>