Express API Pitfalls Common pitfalls and correct patterns for Express APIs. When to Use - Building REST API routes - Implementing storage interfaces - Setting HTTP status codes - Validating request bodies - Reviewing Express API code Workflow Step 1: Verify Route Structure Check that routes follow REST conventions. Step 2: Check Status Codes Ensure correct status codes for each operation. Step 3: Verify Validation Confirm input validation middleware is in place. --- Route Structure Status Codes | Operation | Success | Not Found | Invalid | |-----------|---------|-----------|---------| | GET |…