CLAUDE.md carried ~50% content duplicated across all repos (git workflow, .NET conventions, testing conventions). Those now live in a shared hierarchy above the repo checkouts (parent-folder CLAUDE.md + .claude-shared/ topic files, loaded automatically by Claude Code). This repo's CLAUDE.md shrinks to repo-specific content only.
CLAUDE.md carried ~50% content duplicated across all repos (git workflow, .NET conventions, testing conventions). Those now live in a shared hierarchy above the repo checkouts (parent-folder CLAUDE.md + .claude-shared/ topic files, loaded automatically by Claude Code). This repo's CLAUDE.md shrinks to repo-specific content only.