- Use contextlib.suppress instead of try/except/pass (SIM105)
- Prefix unused fixture arguments with underscore (ARG002)
- Replace asyncio.TimeoutError with TimeoutError (UP041)
- Apply ruff formatting to all files
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Implements the HealthMonitor class for tracking connection health:
- Tracks connection states per stream (active, stale, disconnected)
- Records events and calculates throughput (events/second)
- Detects stale streams (no events for configurable threshold)
- Exposes Prometheus-compatible metrics endpoint (/metrics)
- Provides HTTP health endpoints (/health, /ready, /live)
Exports: HealthMonitor, HealthReport, HealthStatus, StreamHealth, StreamStatus
Tests: 47 comprehensive unit tests covering all functionality
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
