feat(doc-review, learnings-researcher): tiers, chain grouping, rewrite (#601)

Co-authored-by: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

docs/solutions/skill-design/discoverability-check-for-documented-solutions-2026-03-30.md

@@ -3,7 +3,7 @@ title: Discoverability check for documented solutions in project instruction fil
 date: 2026-03-30
 category: skill-design
 module: compound-engineering
-problem_type: best_practice
+problem_type: convention
 component: tooling
 severity: medium
 applies_when: