* feat(pii): restore request-scoped pseudonyms
Replace masked request values with unique per-request tokens when response restoration is enabled, then restore them across JSON and SSE write boundaries. Document the opt-in model setting and expose it in config metadata.\n\nAssisted-by: Codex:gpt-5
* fix(pii): wrap reversible redaction tokens
Use configurable token delimiters to avoid restoring ordinary model text that happens to match an internal identifier. Rename the option and document the confidentiality tradeoff.
Assisted-by: Codex:gpt-5
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Co-authored-by: localai-org-maint-bot <306269227+localai-org-maint-bot@users.noreply.github.com>