First install all kinds of dependencies (TODO)
https://awesome-alexa.js.org/#/installation?id=install-module
Then clone snowboy
repo, use instructions to build locally, then re-run npm install
to finish installing.
http://docs.kitt.ai/snowboy/#api-v1-train
record using rec -r 16000 -c 1 -b 16 -e signed-integer 1.wav
command