おー面白いな。よく考えられてる
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Amazon S3 が S3 汎用バケットの条件付き書き込み操作の強制をサポート開始 - AWS
https://aws.amazon.com/jp/about-aws/whats-new/2024/11/amazon-s3-enforcement-conditional-write-operations-general-purpose-buckets/
#bookmarks