3489

Added

• AU Audio Effects Chain — Post-process emulator audio with built-in Apple Audio Units: reverb, delay/echo, distortion, low/high/band-pass filters, parametric EQ, peak limiter, and dynamics processor
• Effects Presets — Save and load named snapshots of your effects chain; four factory presets included (Room Reverb, Retro Echo, Warm, Lo-Fi)
• Audio Effects Settings UI — New "Audio Effects" page under Settings → Audio Engine for building and managing effects chains
• Live Reload — Effects chain changes apply immediately to a running emulator session without restarting audio