- Introduced `AlertGroup` structure for advanced rate-limiting and reset logic.
- Added support for nested rate-limit configuration with `RateLimit` structure.
- Implemented `alert_group.Group` service to facilitate alert group analysis and persistence.
- Integrated alert group logic into the analyzer configuration and runtime processing pipeline.
- Updated `LogAlertRule` to support group associations and validations.
- Enhanced repository structure with `AlertGroupRepository` for persistent alert group management.