···2525- Keep tests themselves simple — they are code too and carry maintenance burden
2626- Tests are part of "done"
27272828+## Documentation
2929+3030+- Avoid documentation that duplicates what exists in code
3131+- Point to the source of truth instead of recreating it
3232+- Documentation has maintenance burden — minimize it
3333+- Examples: Don't list routes in docs, link to route definitions; don't copy API schemas, reference the source
3434+2835## Technology Preferences
29363037- Prefer lightweight tools (sqlite over heavy databases)