HVTracker v2.0.0

HVTracker v2 ships the refreshed public site with a premium agent profile analysis UI, corrected HVTrust v3.1 weighting across methodology and docs, normalized license detection for cached repositories, and an updated social link preview card.\n\nHighlights:\n- Refined homepage and agent profile UI for clearer trust breakdown readability.\n- Replaced the messy radar experiment with cleaner evidence-first analysis cards and bars.\n- Updated methodology references to the actual HVTrust v3.1 weights: Safety 25, Identity 18, Transparency 17, Maintenance 20, Adoption 20.\n- Fixed SPDX-backed repositories, including Codex Apache-2.0, being displayed as unlicensed from cached data.\n- Added the new v2 Open Graph preview card for richer link previews.\n\nVerification before push: 72 tests passed.