I'm really bad at scripting I have no idea how but please help for my idea. Can somebody help?

I want to be able to add a changeing pointlight that changes from blue, to red, to green, to orange, to yellow, to white, to pink.  The colors I want to be a BRIGHT color. Can somebody help with that?
I want to know how to change an audio from one to another without clicking anything. Can somebody tell me this also?

This is NOT a request site, you must give us a script to fix. I suggest you read this https://scriptinghelpers.org/blog/posting-good-questions-and-answers-on-scripting-helpers.