add tags button

www/index.html

                 <tr>
                   <th scope="row">
                     Tags
-                    <button type="button" class="btn btn-outline-primary btn-sm">Add</button>
+                    <button type="button" class="autodoc_home_modal_tags_show btn btn-outline-primary btn-sm">Add</button>
+                    <input type="text" class="d-none form-control typeahead autodoc_home_modal_tags_add" autocomplete="off"
+                      data-provide="typeahead">
                   </th>
                   <td class="autodoc_home_modal_tags">
                   </td>

www/js/autodoc.js

     document_update_name(docid, $(e.target).val(), docid);
   });
 
+  // modal show typeahead
+  $('.autodoc_home_modal_tags_show').click(function(e) {
+    $('.autodoc_home_modal_tags_show').addClass('d-none');
+    $('.autodoc_home_modal_tags_add').removeClass('d-none');
+  })
+
   // tag menu select
   $('.autodoc_tag_list').change(function (e) {
     console.log(e);