d3-lite (Decision 3.0) Copyright 2026 vLLM Semantic Router Team Built on Qwen/Qwen3.5-0.8B (Apache-2.0). Core AI conversion and host adapter by Max Farrell, 2026. Converted from vllm-sr/d3-lite at a8d25a91ef75552803f7009d25b7bd435991abd9. Upstream prompt formatting retained in d3_format.py.