use umd format for three

debian/patches/0500-use-umd.patch

@@ -0,0 +1,19 @@
+--- a/app/assets/javascripts/blob/3d_viewer/index.js
++++ b/app/assets/javascripts/blob/3d_viewer/index.js
+@@ -1,4 +1,4 @@
+-import * as THREE from 'three/build/three.module';
++import * as THREE from 'three/build/three';
+ import STLLoaderClass from 'three-stl-loader';
+ import OrbitControlsClass from 'three-orbit-controls';
+ import MeshObject from './mesh_object';
+--- a/app/assets/javascripts/blob/3d_viewer/mesh_object.js
++++ b/app/assets/javascripts/blob/3d_viewer/mesh_object.js
+@@ -2,7 +2,7 @@
+   Matrix4,
+   MeshLambertMaterial,
+   Mesh,
+-} from 'three/build/three.module';
++} from 'three/build/three';
+ 
+ const defaultColor = 0xE24329;
+ const materials = {

debian/patches/series

@@ -17,3 +17,4 @@ pid-log-paths.patch
 0430-remove-devdeps.patch
 add-system-lib-path-for-webpack.patch
 fix-mail-room-path.patch
+0500-use-umd.patch