Workflow Automation with n8n

Create manual and webhook triggers; inspect item flow.

Evidence: Two inputs traverse the workflow with their IDs preserved.

Map nested fields and handle absent optional values.

Evidence: Expressions pass fixtures for normal, empty and missing-field input.

Route conditions and process multiple items safely.

Evidence: Each item reaches the correct branch exactly once.

Call a mock customer API with pagination and timeouts.

Evidence: A failed call produces a controlled error route.

Retrieve a customer profile using a validated customer ID.

Evidence: The lookup returns only the intended synthetic customer.

Filter locker availability by location, size and capacity.

Evidence: All incompatible lockers are excluded from fixture results.

Choose the latest delivery attempt using timestamp and a tie-breaker.

Evidence: Repeated and out-of-order events produce the expected latest record.

Separate actionable exceptions from noise with structured output.

Evidence: A labelled test set exposes false positives and false negatives.

Check messages for unsupported promises, internal codes and sensitive fields.

Evidence: Blocked content cannot reach the simulated delivery action.

Route ambiguous, failed or high-impact cases to a review queue.

Evidence: Escalation includes a reason and context without sending a customer message.

Use correlation IDs and idempotent processing after partial failures.

Evidence: Replaying an event does not create a second effect.

Capture sanitised traces and export a portable workflow.

Evidence: A peer reproduces one ALLOW, BLOCK, escalation and noise case.