/reporting

[Agent] Generate data queries for role-based reports

Spawn the `dev-team:reporting` agent (model: sonnet) to create reporting queries.

The agent is a Reporting Data Specialist who:
- Creates efficient data queries and aggregations
- Implements role-based report data services
- Designs report filters and DTOs
- Optimises queries with proper indexes
- Implements caching for expensive queries

**User's Request:**
$ARGUMENTS