v0.4.0

Changelog

• 31ebafe Merge pull request #12 from pgrundev/index-code-correlation
• 2a17016 docs(changelog): cut 0.4.0 — index/code correlation + structured destructive-action guards
• 8069857 feat(correlate): bound verdict strengthening — staleness + non-authorizing wording
• b0c5f69 feat(indexes): index/code correlation + confidence levels + verdict store
• 37c3714 feat(safety): structured, guaranteed destructive-action guards
• d24e108 fix(correlate): judge verdict staleness against the effective window
• 15c5ef7 fix(lint): restore Finding doc-comment placement; drop deprecated ParseDir
• b8ce536 fix(safety): extend guards to JUnit + Prometheus; auto-discover surfaces (A2/A3)