Add opt-in v2 user handle passthrough#639
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July 24, 2026 20:25
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Add --preserve-user-handle and DD_PRESERVE_USER_HANDLE so compatible destination APIs can receive a non-empty source handle during v2 user creation. Keep the default behavior unchanged, omit empty handles, and continue excluding handles from v2 updates.
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Summary
Add an opt-in
--preserve-user-handleflag (environment variableDD_PRESERVE_USER_HANDLE) that passes a non-empty source userhandlethrough during v2 user creation when the destination API supports explicit handles.--use-v1-user-apipath unchanged in this PR.handle, so existing mapped users are not renamed.See the README section "Preserving a source handle during v2 user creation" for usage and limitations.
Test plan
handle