images on web-search answers, via Tavily

fix(hf): colorTo orange -> yellow (HF Spaces only allows preset colors)

README: rebrand to GAVL, fancy rewrite with diagram, features, badges

short_description: fit HF's 60-char cap

lengthen HF short_description (was flagged too short)

deploy hardening: access gate, rate limiting, spend guard, env CORS

README: eval results — 0.95 judge at 68% lower cost, 15x faster p50 vs frontier-only

AuctionRouter: cost-aware multi-agent LLM router with auction-based selection and verification-gated escalation