anchor.diff:            <tr>
               <td><%= link_to project.name, project %></td>
               <% issue_options.each do |(code, attrs)| %>
  -
                 <td>
  -                <% current_state = local_mappings.filter { |(k, v)| issue_filter(code, { k => v }).presence } %>
  -                <% result = current_state.each_with_object({}) { |(k, v), result| result[k[:category_id]] ||= 0; result[k[:category_id]] += v } %>
  -
  -                <% result.each do |(k, v)| %>
  -                  <% category = @categories.find { |c| c.id == k } %>
  -                  <% search_params = { filter: attrs[:states].first, search: { category_id_eq: category&.id } } %>
  -                  <%= link_to [ project, :issues, search_params ] do %>
  -                    <span class="text-nowrap mb-1 me-2">
  -                      <%= category_badge_tag(category, (category&.name || "未分类") + " (#{v})") %>
  -                    </span>
  -                  <% end %>
  +                <% result_mappings.dig(project, code)&.each do |link| %>
  +                  <%= link.html_safe %>
                   <% end %>
                 </td>
               <% end %>
  
positive.code:         <tr>
            <th><%=h Project, :name %></th>
            <% issue_options.each do |(code, attrs)| %>
              <th><%= attrs[:text] %></th>
            <% end %>
          </tr>
        </thead>
  
negative.code: <% count_mappings = {} %>
  <% result_mappings = {} %>
  <% issue_options = Issue.filter_states_options.filter { |(code, _)| code != :archive } %>
  
  <% @projects.each do |project| %>
    <% local_mappings = @issues_mappings.select { |item| item[:project_id] == project.id } %>
    <% issue_options.each do |(code, attrs)| %>
      <% current_state = local_mappings.filter { |(k, v)| issue_filter(code, { k => v }).presence } %>
      <% result = current_state.each_with_object({}) { |(k, v), result| result[k[:category_id]] ||= 0; result[k[:category_id]] += v } %>
  
      <% result.each do |(k, v)| %>
        <% category = @categories.find { |c| c.id == k } %>
        <% search_params = { filter: attrs[:states].first, search: { category_id_eq: category&.id } } %>
  
        <% text = link_to [ project, :issues, search_params ] do %>
          <span class="text-nowrap mb-1 me-2">
            <%= category_badge_tag(category, (category&.name || "未分类") + " (#{v})") %>
          </span>
        <% end %>
  
        <% count_mappings[code] ||= 0 %>
        <% count_mappings[code] += v %>
  
        <% result_mappings[project] ||= {}  %>
        <% result_mappings[project][code] ||= [] %>
        <% result_mappings[project][code] << text %>
      <% end %>
    <% end %>
  <% end %>
  
  <div class="page-header d-flex align-items-center">
    <div class="d-flex align-items-end">
      <h2 class="me-3">仪表盘</h2>
  