fix: transpile browser-fs-access in package build (#5041)

src/packages/excalidraw/CHANGELOG.md

@@ -91,6 +91,12 @@ In Browser :point_down:
 React.createElement(ExcalidrawLib.Excalidraw, opts);
 ```
 
+### Excalidraw Library
+
+#### Chore
+
+- Transpile `browser-fs-access` dependency so that its `for await` syntax doesn't force es2018 requirement onto dependent projects [#5041](https://github.com/excalidraw/excalidraw/pull/5041).
+
 ## 0.11.0 (2022-02-17)
 
 ## Excalidraw API

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

@@ -44,7 +44,7 @@ module.exports = {
       },
       {
         test: /\.(ts|tsx|js|jsx|mjs)$/,
-        exclude: /node_modules/,
+        exclude: /node_modules\/(?!browser-fs-access)/,
         use: [
           {
             loader: "ts-loader",

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

@@ -46,7 +46,7 @@ module.exports = {
       },
       {
         test: /\.(ts|tsx|js|jsx|mjs)$/,
-        exclude: /node_modules/,
+        exclude: /node_modules\/(?!browser-fs-access)/,
         use: [
           {
             loader: "ts-loader",