refactor

app/controllers/admin/administration/application_controller.rb

 class Admin::Administration::ApplicationController < Admin::ApplicationController
  
-  def index
-    @namespace = Administration
-    breadcrumb
-    render 'admin/dashboard/namespace'
-  end
-
   protected
 
   def breadcrumb

app/controllers/admin/administration/dashboard_controller.rb

+class Admin::Administration::DashboardController < Admin::Administration::ApplicationController
+
+  def index
+    @namespace = Administration
+    breadcrumb
+    render 'admin/dashboard/namespace'
+  end
+
+end

app/controllers/admin/communication/application_controller.rb

 class Admin::Communication::ApplicationController < Admin::ApplicationController
 
-  def index
-    @namespace = Communication
-    breadcrumb
-    render 'admin/dashboard/namespace'
-  end
-
   protected
 
   def breadcrumb

app/controllers/admin/communication/dashboard_controller.rb

+class Admin::Communication::DashboardController < Admin::Communication::ApplicationController
+
+  def index
+    @namespace = Communication
+    breadcrumb
+    render 'admin/dashboard/namespace'
+  end
+
+end

app/controllers/admin/education/application_controller.rb

 class Admin::Education::ApplicationController < Admin::ApplicationController
 
-  def index
-    @namespace = Education
-    breadcrumb
-    render 'admin/dashboard/namespace'
-  end
-
   protected
 
   def breadcrumb

app/controllers/admin/education/dashboard_controller.rb

+class Admin::Education::DashboardController < Admin::Education::ApplicationController
+
+  def index
+    @namespace = Education
+    breadcrumb
+    render 'admin/dashboard/namespace'
+  end
+
+end

app/controllers/admin/research/application_controller.rb

 class Admin::Research::ApplicationController < Admin::ApplicationController
 
-  def index
-    @namespace = Research
-    breadcrumb
-    render 'admin/dashboard/namespace'
-  end
-
   protected
 
   def breadcrumb

app/controllers/admin/research/dashboard_controller.rb

+class Admin::Research::DashboardController < Admin::Research::ApplicationController
+
+  def index
+    @namespace = Research
+    breadcrumb
+    render 'admin/dashboard/namespace'
+  end
+
+end

app/controllers/admin/university/application_controller.rb

 class Admin::University::ApplicationController < Admin::ApplicationController
 
-  def index
-    @namespace = University
-    breadcrumb
-    render 'admin/dashboard/namespace'
-  end
-
   protected
 
   def breadcrumb

app/controllers/admin/university/dashboard_controller.rb

+class Admin::University::DashboardController < Admin::University::ApplicationController
+
+  def index
+    @namespace = University
+    breadcrumb
+    render 'admin/dashboard/namespace'
+  end
+
+end

app/views/admin/layouts/themes/pure/_nav.html.erb

@@ -50,7 +50,9 @@ context ||= :admin
             image = 'avatar.jpg'
           end
           %>
-          <%= image_tag image, class: 'image', loading: :lazy %>
+          <%= link_to admin_user_path(current_user) do %>
+            <%= image_tag image, class: 'image', loading: :lazy %>
+          <% end %>
           <h2><%= link_to current_user.to_s, admin_user_path(current_user) %></h2>
           <ul>
             <li><%= link_to t('menu.profile'), edit_user_registration_path %></li>

config/routes/admin/administration.rb

@@ -3,5 +3,5 @@ namespace :administration do
     resources :criterions, only: [:index, :show]
     resources :indicators, only: [:index, :show]
   end
-  root to: 'application#index'
+  root to: 'dashboard#index'
 end

config/routes/admin/communication.rb

@@ -70,5 +70,5 @@ namespace :communication do
       resources :imports, only: [:index, :show, :new, :create]
     end
   end
-  root to: 'application#index'
+  root to: 'dashboard#index'
 end

config/routes/admin/education.rb

@@ -41,5 +41,5 @@ namespace :education do
       get :static
     end
   end
-  root to: 'application#index'
+  root to: 'dashboard#index'
 end

config/routes/admin/research.rb

@@ -28,5 +28,5 @@ namespace :research do
     end
   end
   resources :theses
-  root to: 'application#index'
+  root to: 'dashboard#index'
 end

config/routes/admin/university.rb

@@ -30,5 +30,5 @@ namespace :university do
       get :static
     end
   end
-  root to: 'application#index'
+  root to: 'dashboard#index'
 end