FEATURE: Audio debugging panel

[BenGWeeks]

Add an audio debugging panel in Developer Tools for troubleshooting audio issues.

Description

Create a comprehensive audio debugging interface to help diagnose audio capture and playback problems.

Features

• Real-time audio levels (input/output)
• Audio format information
• Codec details
• Buffer status
• Latency measurements
• WebSocket message log filtered for audio
• Audio device information
• Sample rate and channel info

Implementation

• Add to Developer Tools or as separate debug window
• Real-time graphs for audio levels
• Export debug logs
• Audio test generators

Benefits

• Easier troubleshooting of audio issues
• Better user support
• Development debugging

From TODO.md item in Audio Issues section