fix(rest): handle empty body in AWS SigV4 signing #2827
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kevinjqliu
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Dec 24, 2025
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kevinjqliu
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thanks for the PR! could you provide some context around this change? and perhaps a test
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Rationale for this change
The x-amz-content-sha256 header is required for AWS requests. It provides a hash of the request payload. If there is no payload, you must provide the hash of an empty string.
Are these changes tested?
Are there any user-facing changes?