Issue #3579478: Inject guardrail names into chat payload and add guardrail set...

Sergiu Nagailicrequested to merge
issue/ai_provider_litellm-3579478:3579478-add-litellm-guardrails into 1.3.x

Issue #3579478: Inject guardrail names into chat payload and add guardrail set form notice, by Nikro.

Closes #3579478

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