fix: force UI difficulty mapping exactly at entrypoint

fix: apply_what_if queue bug - extend list instead of adding int to list

Premium: Add Streaming and Neural Reasoning Load (Reasoning Tokens) tracking

Resilience: Add Hugging Face Inference API as Tier-2 fallback

Reliability: Implement model rotation to bypass OpenRouter rate limits

LLM: Upgrade to Strategic Strategy and improve Dashboard differentiation

FIX: Correct OpenRouter Model ID to google/gemma-3-27b-it:free

UI: Add detailed OpenRouter error diagnostics and required headers

FIX: Ensure 'AUTORUN' respects LLM selection and add API Connectivity Tester

UI: Add Live LLM Optimizer (OpenRouter) toggle and reasoning panel

UI: Overhaul with Premium Apple-Style Metrics and Sidebar Layout

Compliance: Fully aligned project with OpenEnv requirements (API, logging, and structure)