fix: footer links — drop broken lablab/@-encoded URL, add LinkedIn + X + emails, plain-text name

feat: HF Space updated for final submission

docs: conservative VRAM-accounting wording + add amd-hackathon-2026 tag

docs: status section -> verified on real MI300X (256K, 31.31x concurrency, 95.26 GiB KV cache, 77.29 GiB weights)

docs: tagline — designed to ingest, by VRAM accounting (no empirical overclaim)

docs: refresh tagline and short_description (no Cursor reference)

docs: add proper YAML metadata, description, and tags for HF Space card

initial commit