更改：未拥有权限去除新增按钮

app/views/admins/project_categories/index.html.erb

@@ -8,7 +8,9 @@
     <%= submit_tag('搜索', class: 'btn btn-primary ml-3', 'data-disable-with': '搜索中...') %>
     <input type="reset" class="btn btn-secondary clear-btn" value="清空"/>
   <% end %>
+<% if current_user.admin? %>
  <%= link_to "新增", new_admins_project_category_path, remote: true, class: "btn btn-primary pull-right", "data-disabled-with":"...新增" %> 
+<% end%>
 </div>
 
 <div class="box admin-list-container project-category-list-container">

app/views/admins/project_ignores/index.html.erb

@@ -8,7 +8,10 @@
       <%= submit_tag('搜索', class: 'btn btn-primary ml-3', 'data-disable-with': '搜索中...') %>
       <input type="reset" class="btn btn-secondary clear-btn" value="清空"/>
     <% end %>
+  <% if current_user.admin? %>
   <%= link_to "新增", new_admins_project_ignore_path, remote: true, class: "btn btn-primary pull-right", "data-disabled-with":"...新增" %> 
+  <% end %>
+  </div>
   </div>
 
   <div class="box admin-list-container project-ignore-list-container">

app/views/admins/project_languages/index.html.erb

@@ -8,7 +8,9 @@
     <%= submit_tag('搜索', class: 'btn btn-primary ml-3', 'data-disable-with': '搜索中...') %>
     <input type="reset" class="btn btn-secondary clear-btn" value="清空"/>
   <% end %>
+  <% if current_user.admin? %>
  <%= link_to "新增", new_admins_project_language_path, remote: true, class: "btn btn-primary pull-right", "data-disabled-with":"...新增" %> 
+  <% end%>
 </div>
 
 <div class="box admin-list-container project-language-list-container">

app/views/admins/project_licenses/index.html.erb

@@ -8,7 +8,9 @@
       <%= submit_tag('搜索', class: 'btn btn-primary ml-3', 'data-disable-with': '搜索中...') %>
       <input type="reset" class="btn btn-secondary clear-btn" value="清空"/>
     <% end %>
+  <% if current_user.admin? %>
   <%= link_to "新增", new_admins_project_license_path, remote: true, class: "btn btn-primary pull-right", "data-disabled-with":"...新增" %> 
+  <% end %>
   </div>
 
   <div class="box admin-list-container project-license-list-container">