pi@raspberrypi:~ $ sudo npm install -g homebridge-gpio-device --unsafe-perm
npm WARN deprecated request@2.88.2: request has been deprecated, see https://github.com/request/request/issues/3142
npm WARN deprecated har-validator@5.1.5: this library is no longer supported
homebridge-gpio-device@0.4.6
updated 1 package in 7.04s
pi@raspberrypi:~ $ sudo npm install -g homebridge-gpio-device --unsafe-perm npm WARN deprecated request@2.88.2: request has been deprecated, see https://github.com/request/request/issues/3142 npm WARN deprecated har-validator@5.1.5: this library is no longer supported