[League MVP] Task 7: Implement basic reporting and analytics

[mbeacom]

Overview

Build league statistics dashboard and reporting system for league-wide analytics.

Subtasks

7.1 Build league statistics dashboard

• Create league overview with team, player, and event counts
• Implement participation tracking across all teams
• Build attendance analytics aggregated across league
• Add basic trend analysis for league activity
• Requirements: 7.1, 7.2, 7.3, 7.4

7.2 Create league reporting system

• Build league roster export functionality (CSV, PDF)
• Implement schedule export for all teams
• Create attendance reports aggregated by division
• Add basic financial reporting for league activities
• Requirements: 7.5, 7.6, 7.7

Success Criteria

• League statistics are accurate and up-to-date
• Reports can be exported in multiple formats
• Analytics provide actionable insights
• Performance remains acceptable with league-scale data

Dependencies

• Task 1 (Core league data model) must be completed first
• Task 3 (Cross-team roster) and Task 4 (Multi-team scheduling) should be completed for full reporting