Update docs and README for voice audio, capture, and the web UI

docs/daemon.md

@@ -61,6 +61,16 @@ The daemon exposes MCP over Streamable HTTP. The default address is `http://127.
 | `send_dm` | Send a DM to a user. |
 | `get_voice_state` | Which voice channel a user is in and who else is there. |
 | `get_voice_overview` | Occupied voice channels in a guild and their members. |
+| `voice_join` | Join a voice channel, muted by default. |
+| `voice_leave` | Leave the current voice channel. |
+| `voice_move` | Move to another voice channel. |
+| `get_audio_status` | Audio engine, TTS, queue, ducking, and capture state. |
+| `speak` | Queue text to speech into the virtual microphone. |
+| `stop_audio` | Stop speech and clear the queue. |
+| `start_capture` / `stop_capture` | Record or stop recording the client output sink. |
+| `list_audio_devices` | The client's input and output audio devices. |
+| `set_audio_devices` | Set the client's input and output devices. |
+| `get_transcript` | Read captured call segments with speaker, WAV path, and text. |
 | `search_users` | Search the client user cache by username, global name, or nickname. |
 | `list_dms` | List cached DM and group DM channels with recipients. |
 | `get_message_log` | Read the trigger log. |
@@ -135,6 +145,7 @@ Verified live on 2026-09-13: the web UI started the client under auto-Xvfb, the
 | Setting | Default | Purpose |
 | --- | --- | --- |
 | `VESKSLOP_SOCKET` | `$XDG_RUNTIME_DIR/vesktop-puppet.sock` | Core bridge socket |
+| `VESKSLOP_REQUEST_TIMEOUT_MS` | `30000` | How long a core request waits before it fails. |
 | `VESKSLOP_STATE_FILE` | `poc/.veskslop-state.json` | Owner, trust list, and config |
 | `VESKSLOP_ACTION_LOG` | `<state dir>/actions.jsonl` | Persistent action log |
 | `VESKSLOP_ACTION_LOG_MAX_BYTES` | 5 MiB | Action log rotation limit |
@@ -142,9 +153,23 @@ Verified live on 2026-09-13: the web UI started the client under auto-Xvfb, the
 | `VESKSLOP_CACHE_MAX_BYTES` | 50 MiB | Context cache size limit |
 | `MCP_HOST` / `MCP_PORT` | `127.0.0.1` / `8788` | MCP listen address |
 | `WEBUI_HOST` / `WEBUI_PORT` | `0.0.0.0` / `8789` | Web UI listen address. No authentication. |
+| `WEBUI_TLS` / `WEBUI_TLS_KEY` / `WEBUI_TLS_CERT` | `1` / unset | Self-signed HTTPS, or an existing certificate. |
 | `VESKSLOP_CORE_CMD` | unset | Full command that starts the client. Overrides the default. |
 | `VESKSLOP_CORE_ARGS` | `--no-sandbox --disable-gpu --disable-dev-shm-usage` | Flags for the default Electron command. |
 | `VESKSLOP_XVFB` | unset | Set to `0` to disable automatic Xvfb start on Linux. |
+| `VESKSLOP_AUDIO_AUTOCONNECT` | `1` | Point the client at the virtual devices on connect. |
+| `VESKSLOP_AUDIO_MANAGE_SERVER` | `1` | Start `pulseaudio` when `pactl` cannot reach a server. |
+| `VESKSLOP_AUDIO_SINK` / `_SOURCE` / `_CAPTURE_SINK` | `veskslop_tts` / `veskslop_mic` / `veskslop_capture` | Virtual device names. |
+| `VESKSLOP_AUDIO_DUCK` | `30` | Sink volume percent while others speak. |
+| `VESKSLOP_FFPLAY` / `VESKSLOP_FFMPEG` | `ffplay` / `ffmpeg` | Playback and capture binaries. |
+| `VESKSLOP_TTS_CMD` | unset | Local TTS command with `{out}` and `{text_file}`. |
+| `VESKSLOP_TTS_API_URL` / `_API_KEY` / `_PROVIDER` | unset | HTTP TTS provider and bearer token. |
+| `VESKSLOP_TRANSCRIPT` | `<state dir>/transcripts.jsonl` | Transcript store path. |
+| `VESKSLOP_PREFERENCES` | `<state dir>/preferences.json` | Web UI preferences (visible guilds, TTS). |
+| `VESKSLOP_CAPTURE_AUTO` | `0` | Start capture when the bot joins a call. |
+| `VESKSLOP_VAD_THRESHOLD_DB` / `_MIN_SPEECH_MS` / `_SILENCE_MS` / `_PRE_ROLL_MS` / `_MAX_SEGMENT_MS` | `-35` / `120` / `600` / `300` / `30000` | VAD tuning. |
+| `VESKSLOP_STT_CMD` / `_API_URL` / `_API_KEY` | unset | Speech-to-text provider. |
+| `VESKSLOP_VOSK_MODEL` / `_VOSK_DIR` | `poc/models/vosk-model*` | Local Vosk model, auto-detected when missing. |
 
 ## How to add an MCP tool