Announcements: Fix being unable to react with the keycap number sign emoji #22231
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#⃣
This bug is caused by the emoji consisting of:
U+23 #
U+FE0F
U+20E3
Because it starts with a #, it's interpreted as an anchor link, which is not passed to the API. Therefore, the API sees no emoji to react with and answers correctly with a 404.
See also: glitch-soc#1980 (comment)