修复bug

app/view/contract/detail_modal.ejs

@@ -27,7 +27,7 @@
                     <select class="form-control form-control-sm" name="type">
                         <option value=""></option>
                         <% for (const t of types) { %>
-                        <option value="t"><%- t %></option>
+                        <option value="<%- t %>"><%- t %></option>
                         <% } %>
                     </select>
                 </div>