* Move to ESM and drop Babel transpiling
* Make the activestorage JS directly available through the asset pipeline as a precompiled asset
* Use example with direct attachment
* Explain that direct reference is possible
* Active Storage JS is a module
* Retain umd asset for backwards compatibility, add ESM file in addition
* Explain how to use activestorage.esm with importmap
* Use untranspiled activestorage inclusion
* Don't repeat terser options
The `linguist-vendored` attribute excludes the specified file from the
project's language stats on GitHub. The `linguist-generated` attribute
does the same, and also suppresses that file in diffs on GitHub.
See https://github.com/github/linguist for more information.
If there is not a `csrf-token` meta tag in the document, the blob record
XHR was including an `X-CSRF-Token` header set to the string
"undefined." Instead of setting it to undefined, it should not be
included in the absence of a meta tag.
Prevent older versions of Chrome from appending a Content-Type header containing the Blob type, rendering the request invalid if we intend not to provide a Content-Type. This behavior was observed in Chrome 58.
Direct upload on firefox is not working because it can’t handle click
events on “input[type=submit]”.
After a successful upload we can see on console a xml parse error, it
happens because AWS S3 success body response is empty, so changing the
reponseType suppress this error.
