4 files for Claude Code: cleanse, PostToolUse, settings, context_engineering_template CLAUDE.md — 2,350 tokens loaded in every session.
CLAUDE.md A 2,350 tok .claude/settings.json A — .claude/settings.json A — .claude/commands/cleanse.md A — These files are ulfaslak/context_engineering_template's own configuration — they tell Claude Code how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.