Implement opting out of S3 Express session auth via config variables#3631

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aemous wants to merge 27 commits intoboto:developfrom

aemous:disable-s3-express-auth

Commits on Feb 13, 2026

Commits on Feb 23, 2026

Commits on Feb 25, 2026

Switch to using s3_disable_express_session_auth for shared configuration setting name.
aemous
committed

Commits on Mar 9, 2026

Patch code to be more consistent with other config settings and add test coverage to the config hierarchy.
aemous
committed
Raise error for invalid config value for the new s3 express setting.
aemous
committed

Commits on Mar 19, 2026