* Output Action Cable JS without transpiling and as ESM
* Retain umd version under the old name, generate ESM version + duplicate under new name
* Precompile JavaScripts for direct asset pipeline use
* We've dropped support for IE11
* Include deprecation notice for the old file reference
Thanks @rafaelfranca 👍
* Allow app to opt out of precompiling actioncable js assets
cc @rafaelfranca
* Add changelog entries