This is basically IFTTT. Tons of people use IFTTT, even if I have only found a need for it a few times.
'you probably don't need any js lib for your project' is true, but 'I can probably use modern JS libs to write a competitor 5x faster than your from-scratch project, assuming it's at least moderately complex' is also true.
'you probably don't need any js lib for your project' is true, but 'I can probably use modern JS libs to write a competitor 5x faster than your from-scratch project, assuming it's at least moderately complex' is also true.