Stupid script which takes single or multiple cisco serial numbers and returns the manufactured date.
go run main.go --serial FAA04459FNI
go run main.go --filename serials.txt
./build.sh
./bin/serial_to_date --serial FAA04459FNI
./bin/serial_to_date --filename serials.txt
ruby ruby/serial_to_date.rb FAA04459FNI
ruby ruby/serial_to_date.rb serials.txt