Elpis experimental inference infrastructure

Associative addressing adapts DeepSeek V4.1 Engram (Copyright (c) 2023
DeepSeek, MIT) and vLLM Qwen PLE (Apache License 2.0). DS4 supplies an
independent local qualification oracle and row-access reference (Copyright
(c) 2026 The ds4.c authors; Copyright (c) 2023-2026 The ggml authors;
Copyright (c) 2023 DeepSeek, MIT).

DeepSpec architecture references are Copyright (c) 2026 The DeepSpec Authors,
MIT. ZCode context-lifetime references are licensed under Apache License 2.0.

Changes: independent Elpis typed contracts, explicit immutable state,
validation, canonical identity, and bounded infrastructure interfaces.
No donor package is included as a production runtime dependency.

Detailed paths, local source identities, roles, and retained license texts:
components/InferenceInfrastructure/PROVENANCE.md and licenses/.
No upstream NOTICE was present in the supplied donor subsets.
