v0.4.0 — First hardened public release

What changed

• Corrected the scoring model to four transparent six-point areas (24 total).
• Added explicit source tiers and distinct primary-source URL checks.
• Added init, validate, score, and report CLI commands.
• Added 10 unit tests covering schema, score invariants, vetoes, reports, and CLI behavior.
• Integrated a decision-review module with pre-mortem, assumption-ledger, and red-team templates.
• Added direct source URLs and an explicit uncalibrated-method boundary.

“Ready for decision meeting” is not approval, correctness, compliance, or implementation readiness.