upload sourcemaps to cdn

src/packages/excalidraw/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@excalidraw/excalidraw",
-  "version": "0.2.1",
+  "version": "0.2.2",
   "main": "dist/excalidraw.min.js",
   "files": [
     "dist/*"
@@ -66,6 +66,7 @@
   "repository": "https://github.com/excalidraw/excalidraw",
   "homepage": "https://github.com/excalidraw/excalidraw/tree/master/src/packages/excalidraw",
   "scripts": {
+    "build:dev": "webpack --config webpack.dev.config.js",
     "build:umd": "cross-env NODE_ENV=production webpack --config webpack.prod.config.js",
     "build:umd:withAnalyzer": "cross-env NODE_ENV=production ANALYZER=true webpack --config webpack.prod.config.js",
     "pack": "npm run build:umd && npm pack"

src/packages/excalidraw/webpack.prod.config.js

@@ -100,7 +100,8 @@ module.exports = {
   plugins: [
     ...(process.env.ANALYZER === "true" ? [new BundleAnalyzerPlugin()] : []),
     new webpack.SourceMapDevToolPlugin({
-      filename: "[name].js.map",
+      filename: "sourcemaps/[name].js.map",
+      publicPath: "https://unpkg.com/@excalidraw/excalidraw@0.2.2/dist/",
     }),
   ],
   externals: {