WCAG: Empty alt attributes should be allowed on img tags

[niektenhoopen]

Describe the bug

Screen readers announce the filename of decorative images if the alt tag is not present. The plug-in should allow empty alt tags.

https://www.w3.org/WAI/tutorials/images/decorative/#:~:text=Leaving%20out%20the%20alt%20attribute,the%20image%20on%20the%20page.

To reproduce

Expected behaviour

There should be an alt="" on images if it's specified as empty

Versions

• Plugin version:
• Craft version:

[khalwat]

Thanks, I'll have a look!

[khalwat]

Implemented via your PR, which I modified a bit and backported to the Craft 3 version.

Craft CMS 3:

You can try it now by setting your semver in your composer.json to look like this:

    "nystudio107/craft-imageoptimize": "dev-develop as 1.6.56”,

Then do a composer clear-cache && composer update

…..

Craft CMS 4:

You can try it now by setting your semver in your composer.json to look like this:

    "nystudio107/craft-imageoptimize": "dev-develop-v4 as 4.0.10”,

Then do a composer clear-cache && composer update

…..

Craft CMS 5:

You can try it now by setting your semver in your composer.json to look like this:

    "nystudio107/craft-imageoptimize": "dev-develop-v5 as 5.0.3”,

Then do a composer clear-cache && composer update