Sync a local folder to a Boox Note Air 2 library via its BooxDrop HTTP API
# clone repo
make bin
cat << EOF > config.json
{
"host": "http://192.168.1.40:8085",
"syncRoot": "/home/foo/whatever",
"pathsToSkip": [
"/dont-care"
]
}
EOF
./bin/booxsync -dryRun