send speech from browser to hivemind
performs VAD in browser via ricky0123/vad and sends audio via HivemindJS for processing
online demo here
NOTE: your browser will refuse to connect to a non-ssl websocket unless it's 127.0.0.1
Hivemind master needs ovos-dinkum-listener >= 0.0.3a19
$ hivemind-core allow-msg "recognizer_loop:b64_audio"