# Modify Structures

> Use when applying detail features (holes, pockets, vents, mounts) to base STEP files already produced by generate-structures. Pass 2 of the CAD pipeline — reads modifications from the component tree, imports existing base STEPs, and writes modified STEPs back.

## Facts
- Page: https://tashan.sh/capability/skill-ppak10-modify-structures
- tashan id: skill:ppak10/modify-structures
- Source: https://github.com/ppak10/RocketSmith
- Type: skill
- Category: other
- tashan score: not scored (catalogued only — too little public evidence)
- Adoption: 9.0
- Upkeep: not measured
- Freshness: not measured
- Evidence coverage: not measured
- Health: not measured
- Instruction depth: not yet graded
- Official: no

## Install

```sh
cp -r modify-structures ~/.claude/skills/
```

## Security audit
Not scanned. We audit npm-published capabilities; this one has no npm package we can resolve, or has not reached the queue. This is not a clean bill of health.

---
Measured 2026-08-04 by tashan (https://tashan.sh) from public evidence. Scorer s5.