48a1b753f0
New optional SamplingOverride forwarded to llama-server as chat_template_kwargs.enable_thinking (gates Qwen3-style reasoning blocks). None leaves the template default; other backends ignore it. Wired through the agentic-insight and chat-turn request bodies/handlers. Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>