Chinese TTS Voice Generation

Generate natural Chinese speech using Microsoft Edge TTS and send as Feishu voice messages.

Quick Reference

# 1. Generate MP3
LANG=en_US.UTF-8 LC_ALL=en_US.UTF-8 /home/clawpi/.local/bin/edge-tts \
  --voice zh-CN-YunxiNeural \
  --text "你的文本内容" \
  --write-media /tmp/output.mp3

# 2. Convert to Opus
ffmpeg -i /tmp/output.mp3 -c:a libopus -b:a 64k -ar 48000 \
  /home/node/.openclaw/workspace/output.opus -y

# 3. Send via Feishu
message(asVoice=true, contentType="audio/ogg",