vapoven rgb shift when heating

I have the code, just need it tweaked.

https://www.bing.com/ck/a?!&&p=830afe978c0f561eJmltdHM9MTY3MjM1ODQwMCZpZ3VpZD0zNGU4YTk1NS02Nzg5LTYzMjYtM2MxNy1iYjIzNjZmNzYyODQmaW5zaWQ9NTE2Ng&ptn=3&hsh=3&fclid=34e8a955-6789-6326-3c17-bb2366f76284&psq=vapoven+arduino+code&u=a1aHR0cHM6Ly92YXBvdmVuLmNvbS92YXBvdmVuLWFyZHVpbm8tc2hpZWxkLWFkdmFuY2VkLWNvZGUv&ntb=1

I'd like it to shift through all the colors when the induction heater is on. fast during normal heating and slowly during pulse mode.