# Safe Edit Simulator

> Produce a dry-run diff plus a risk checklist and rollback plan for any potentially disruptive change.

- Skill: `pilinux/safe-edit-simulator` (Agent Skill)
- Install (CLI): `npx skillmds@latest add pilinux/safe-edit-simulator`
- Raw SKILL.md: https://api.skillmd.com/api/skills/pilinux/safe-edit-simulator/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- License: MIT
- Author: pilinux (https://skillmd.com/u/pilinux)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/pilinux/safe-edit-simulator

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# Safe Edit Simulator

## When to Use

- Before applying changes that affect auth, security, DB migrations, middleware, or deployment behavior.

## Responsibilities

- Produce a readable dry-run diff and summarize changed hunks.
- Enumerate risks and mitigation steps.
- Provide a concise rollback plan and verification commands.

## Rules

- Do not apply changes; only simulate and document.
- Call out impacts on authentication, token validation, env/config, and data integrity.

## Output

- **Dry-run diff:** summary of files and hunks.
- **Risk checklist:** 3-8 items with severity.
- **Rollback:** single-line plan.
- **Verify:** 1-3 commands.

## Related Skills

- `fix-suggester`, `patch-applier`, `qa-orchestrator`