[Feature Request] Add voiceAutoSubmit setting for automatic prompt submission on push-to-talk release

Bug Description
Add a voiceAutoSubmit setting that automatically submits the prompt when the
push-to-talk key is released.

Environment Info

• Platform: darwin
• Terminal: tmux
• Version: 2.1.81
• Feedback ID: 38208cec-1156-428e-b4e2-aa5815df0a19

Errors

[{"error":"Error: console.error: [bun] Warning: ws.WebSocket 'unexpected-response' event is not implemented in bun\n\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:718:17527)\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:668:23081)\n    at value (native:171:22)\n    at warn (native:241:9)\n    at emitWarning (ws:43:42)\n    at #onOrOnce (ws:170:18)\n    at bgT (/$bunfs/root/src/entrypoints/cli.js:6876:7413)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-03-31T17:13:20.119Z"}]