HTTP PUT to
https://t3.storage.dev/atuin-prod-avatars/prod/eeea42aa5053a77b514cd8c884ca4e6e4e918c9d73e2f1348120854a7ed98873?Content-Type=image/png&X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=tid_eh_JAnscc_itqCvKxvKpaiSQiazaXEeStcafUDCXgYRICBUOrO/20251207/us-east-1/s3/aws4_request&X-Amz-Date=20251207T200100Z&X-Amz-Expires=3600&X-Amz-SignedHeaders=host&X-Amz-Signature=f4cf5e93f412b40ec32d076f05e12ad4cad9f733de4ecc883bb039dc64a5ea89
fails with the HTTP response of
<?xml version="1.0" encoding="UTF-8"?>
<Error><Code>NoSuchBucket</Code><Message>The specified bucket does not exist</Message><Resource>/atuin-prod-avatars/prod/771de151d2e66fd22a44215260520628b80ae244255ce717f503149a08850726</Resource><RequestId>1765137419647429406</RequestId><Key>prod/771de151d2e66fd22a44215260520628b80ae244255ce717f503149a08850726</Key><BucketName>atuin-prod-avatars</BucketName></Error>
which presents in the UI as “External upload failed”