add MCP support

app/views/mcp_settings/new.html.erb

@@ -0,0 +1,13 @@
+<%= render 'shared/turbo_modal', title: t('new_token') do %>
+  <%= form_for @mcp_token, url: settings_mcp_index_path, method: :post, html: { autocomplete: 'off' }, data: { turbo_frame: :_top } do |f| %>
+    <div class="space-y-4">
+      <div class="w-full">
+        <%= f.label :name, t('name'), class: 'label' %>
+        <%= f.text_field :name, required: true, class: 'base-input w-full', dir: 'auto' %>
+      </div>
+      <div class="form-control pt-2">
+        <%= f.button button_title, class: 'base-button' %>
+      </div>
+    </div>
+  <% end %>
+<% end %>