- Added DataLogService queries for server and user statistics.
- Implemented 'stats' command with support for time ranges and filters.
- Added StatsReportScheduler for periodic (daily/weekly/monthly) reports.
- Integrated play count display into the 'nowplaying' embed.
- Updated settings to support stats report channel and frequency configuration.
- Added documentation for analytics in setup.md and docker.md.
- Bumped version to 0.6.6 in pom.xml.