npm i
npm run build
cp config/default.json cp config/local.json
# write local setting in config/local.json
NODE_ENV=local npm start run
Usage: npm run start -- [options]
Options:
-v, --version output the version number
-i, --if <n> input file
-o, --of <n> output file
-e, --encode do encode
-d, --decode do decode
-h, --help output usage information