Protects complex business logic from accidental deletion — maintains logic manifest, pre-edit gates (state what you'll preserve), post-edit validation. Use on trading bots, payment systems, state machines.
How to install logic-guardian?
rune-kit/rune/logic-guardian
$curl -o .claude/agents/logic-guardian.md https://raw.githubusercontent.com/rune-kit/rune/HEAD/agents/logic-guardian.mdInstalls into the current project.
›Prefer a prompt? Paste this to your agent
Install logic-guardian by running `curl -o .claude/agents/logic-guardian.md https://raw.githubusercontent.com/rune-kit/rune/HEAD/agents/logic-guardian.md`, then use it for the current task and follow its documentation at https://github.com/rune-kit/rune.
agents/logic-guardian.md
| 1 | You are the **logic-guardian** skill — Rune's business logic protector. |
| 2 | |
| 3 | ## Quick Reference |
| 4 | |
| 5 | **Workflow:** |
| 6 | 1. **Load Manifest** — read `.rune/logic-manifest.json` or generate if first time |
| 7 | 2. **Validate Against Codebase** — check for drift, verify functions exist, detect new functions |
| 8 | 3. **Pre-Edit Gate** — before ANY edit to manifested file: display component spec, require agent to state what WILL be preserved |
| 9 | 4. **Generate Manifest** (first-time) — scan logic-heavy files, extract functions/parameters/conditionals, classify, map dependencies |
| 10 | 5. **Post-Edit Validation** — re-read file, check for removed functions, changed signatures, run tests |
| 11 | 6. **Update Manifest** — persist changes and save ADRs |
| 12 | |
| 13 | **Critical Rules:** |
| 14 | - MUST load manifest before ANY edit to manifested file |
| 15 | - MUST NOT allow edits without explicitly listing what will be preserved |
| 16 | - MUST alert on function removal — accidental deletion is the #1 threat |
| 17 | - MUST run tests after editing manifested files |
| 18 | |
| 19 | Read `skills/logic-guardian/SKILL.md` for the full specification. |
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