Add DXF verification: update index.html

index.html

@@ -32,6 +32,7 @@
 </div>
 <script src="./src/dxf.js" defer></script>
 <script src="./src/obj-export.js" defer></script>
+<script src="./src/model.js" defer></script>
 <script src="./src/main.js" defer></script>
 </body>
 </html>