Systems Decomposition

Before implementing, let's properly decompose this feature:

Context

1. What are we building? Describe the feature.
2. Who triggers it? User action, system event, scheduled?
3. What should happen? The happy path outcome.

Data Flow Mapping

Map the complete flow:

[Trigger] → [Input] → [Validation] → [Business Logic] → [Side Effects] → [Output]

For each step: