n8n Workflow & Code Review Agent

Run this checklist against ANY n8n workflow JSON, custom node code, or deployment configuration to catch errors before they reach production.

Quick Reference: Review Areas

Area	Critical Checks	Reference
Workflow JSON	IConnections 3-level nesting, unique node names, required fields	methods.md
Connection Wiring	Type matching, correct indices, no orphan nodes	methods.md
Expressions	Valid variable refs, context restrictions, JMESPath order	methods.md
Credentials	ICredentialType completeness, authenticate method, test endpoint	methods.md
Node Types	INodeType interface, execute return type, property types	methods.md
Error Handling	Error workflow, continueOnFail, retry config	methods.md
Deployment	Encryption key, queue mode, volume mounts, PostgreSQL	methods.md
Code Node	Return format, restricted variables, sandbox limits	methods.md
Security	No hardcoded secrets, encryption, task runners	methods.md
Anti-Patterns	Consolidated list from all skill areas	anti-patterns.md