stock-analysis v4.5.0

Agent-native research workflows

• Adds 11 canonical scenario workflows generated for Codex Skills, Codex prompts, and Claude Code commands.
• Adds the C1-C8 Company Evidence Pack, deterministic stock review, earnings review, price-move, and thesis create/review CLI workflows.
• Adds exact Decimal calculators, a metric registry, JSON schemas, and user-first README architecture and installation guides.

Verification

• Full pytest suite and Ruff passed.
• Built sdist and wheel successfully.
• Real-data validation completed for 600519 company review, price-move, thesis lifecycle, and 2026-07-10 market recap.