Release v2026.7.3

What's Changed

• Fix: AI-only analysis now writes a report instead of pointing to nonexistent files by @advaitpatel in #134
• Fix LLM-init crash, modernize HTML report, and expand comparison table by @advaitpatel in #137
• Add SBOM export, offline mode, install-skill, and fix-command output by @advaitpatel in #138

Full Changelog: v2026.7.2...v2026.7.3