JOB:small code for puck.js

Who can do a small job very quickly
it is for puck.js
a little countdown, that will activate a eddystone url
Example
Push button to activated program and push button to stop program
After activation.
its makes 3 short beeps everybeep with a red led
then on the 4 long beep a green led and activation of eddystone url.
then a pauze of 15 seconds
then a differnt eddystone url,
and start the loop again

Need to be done quicly

Thanks Sander