Exited containers don't run health checks, so showing "(unhealthy)" is
misleading. This fix ensures exited status displays without health
suffixes across all monitoring systems (SSH, Sentinel, services, etc.)
and at the UI layer for backward compatibility with existing data.
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
- Introduced tests for ContainerStatusAggregator to validate status aggregation logic across various container states.
- Implemented tests to ensure serverStatus accessor correctly checks server infrastructure health without being affected by container status.
- Updated ExcludeFromHealthCheckTest to verify excluded status handling in various components.
- Removed obsolete PushServerUpdateJobStatusAggregationTest as its functionality is covered elsewhere.
- Updated version number for sentinel to 0.0.17 in versions.json.
