FIX: allow rss feeds to have an enclosure with length of 0 #9967
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Changes
It allows for an
enclosure
in an RSS feed to have a length of0
.Reference on this change: https://www.rssboard.org/rss-profile#element-channel-item-enclosure:~:text=When%20an%20enclosure%27s%20size%20cannot%20be%20determined%2C%20a%20publisher%20SHOULD%20use%20a%20length%20of%200.
Testing
Added unit test.
Docs
It would be nice to point people to use a value of
0
forenclosure
length
if they are processing the images with Astro./cc @withastro/maintainers-docs