Improve detection & usage of deno/bun (#1333)
* Improve detection & usage of deno/bun
* Ignore deno.lock file
* Fix webpack config
* Support cloudflare worker in conditional exports
https://github.com/cloudflare/workers-sdk/issues/84
https://github.com/cloudflare/workers-sdk/pull/93
* Fix webpack config
* Remove cloudflare conditional exports
* Remove publicPath in webpack config
* Update webpack.config.js
* Finalize PR
