Lint and Validate Skill

MANDATORY: Run appropriate validation tools after EVERY code change. Do not finish a task until the code is error-free.

Procedures by Ecosystem

Node.js / TypeScript

1. Lint/Fix: npm run lint or npx eslint "path" --fix
2. Types: npx tsc --noEmit
3. Security: npm audit --audit-level=high

Python

1. Linter (Ruff): ruff check "path" --fix (Fast & Modern)
2. Security (Bandit): bandit -r "path" -ll
3. Types (MyPy): mypy "path"

The Quality Loop

1. Write/Edit Code
2. Run Audit: npm run lint && npx tsc --noEmit