Fix

app/views/admin/communication/extranets/documents/categories/index.html.erb

-<% content_for :title, Communication::Extranet::Post::Category.model_name.human(count: 2) %>
+<% content_for :title, Communication::Extranet::Document::Category.model_name.human(count: 2) %>
 
 <%= render 'admin/communication/extranets/sidebar' do %>
   <%= render 'admin/communication/extranets/documents/categories/list', categories: @categories %>

app/views/admin/communication/extranets/documents/categories/new.html.erb

-<% content_for :title, Communication::Extranet::Post::Category.model_name.human %>
+<% content_for :title, Communication::Extranet::Document::Category.model_name.human %>
 
 <%= render 'admin/communication/extranets/sidebar' do %>
   <%= render 'form', category: @category %>

app/views/admin/communication/extranets/documents/categories/preview.html.erb

-<% content_for :title, @post.title %>
-<% content_for :image, kamifusen_tag(@post.featured_image) if @post.featured_image.attached? %>
-<%= render 'admin/communication/blocks/preview', about: @post %>

app/views/admin/communication/extranets/documents/kinds/_list.html.erb

@@ -2,7 +2,7 @@
   <table class="<%= table_classes %>">
     <thead>
       <tr>
-        <th class="ps-0" width="60%"><%= Communication::Extranet::Post::Category.human_attribute_name('name') %></th>
+        <th class="ps-0" width="60%"><%= Communication::Extranet::Document::Kind.human_attribute_name('name') %></th>
         <th><%= Communication::Extranet::Document::Kind.human_attribute_name('quantity') %></th>
         <th></th>
       </tr>

app/views/admin/communication/extranets/documents/kinds/preview.html.erb

-<% content_for :title, @post.title %>
-<% content_for :image, kamifusen_tag(@post.featured_image) if @post.featured_image.attached? %>
-<%= render 'admin/communication/blocks/preview', about: @post %>

app/views/admin/communication/extranets/posts/categories/index.html.erb

@@ -5,5 +5,5 @@
 <% end %>
 
 <% content_for :action_bar_right do %>
-  <%= create_link Communication::Extranet::Post::Category %>
+  <%= create_link Communication::Extranet::Document::Category %>
 <% end %>
\ No newline at end of file

app/views/admin/communication/extranets/posts/categories/show.html.erb

 <% content_for :title, @category %>
 
 <%= render 'admin/communication/extranets/sidebar' do %>
-  <%= osuny_panel Communication::Extranet::Document.model_name.human(count: 2) do %>
+  <%= osuny_panel Communication::Extranet::Post.model_name.human(count: 2) do %>
     <%= render 'admin/communication/extranets/posts/list', posts: @posts %>
     <%= paginate @posts, theme: 'bootstrap-5' %>
   <% end %>