message: Add README note about fs.inotify.max_user_watches
diff: @@ -180,6 +180,7 @@ The following build task will watch the source code for changes and compile auto
  ```
  yarn run dev
  ```
  +If changes aren't detected, you might need to increase `fs.inotify.max_user_watches`. See <https://webpack.js.org/configuration/watch/#not-enough-watchers>.
  ### Tests
  