This commit removes the granular latency metrics collection and histogram visualization functionality across the codebase. The changes include:
- Removing latency histogram tracking from audio input/output processing
- Removing latency histogram UI components and related types
- Removing granular metrics collector's latency tracking capabilities
- Updating Prometheus metrics to use milliseconds instead of seconds
- Removing related tests and benchmarks
- Add LatencyHistogramData interface and implement histogram collection in granular metrics
- Create LatencyHistogram component for visualizing latency distribution
- Update audio metrics events to include histogram data
- Add comprehensive tests for histogram functionality
- Improve error handling for OPUS encoder parameter updates
- Optimize validation cache initialization
- Implement robust error recovery with progressive backoff in audio streaming
- Add comprehensive device health monitoring system
- Improve ALSA device handling with enhanced retry logic
- Refactor IPC message handling to use shared pools
- Add validation utilities for audio frames and configuration
- Introduce atomic utilities for thread-safe metrics tracking
- Update latency histogram to use configurable buckets
- Add documentation for new metrics and configuration options
- Implement granular metrics collection for latency and buffer pool operations
- Add detailed error messages with context for all IPC operations
- Enhance logging with additional operational details
- Introduce comprehensive test suite including unit and integration tests
- Add package documentation explaining architecture and components