[the5krunner.com]

actually just checked my gtmetric reports and, as you can see, you are still serving huge images even tho the cdn and webp version is used.

see this image as explanation

https://the5krunner.com/wp-content/uploads/2021/10/Capture-3.jpg

the images should be MUCH smaller in physical dimensions and about a quarter of the KB size (or even a smaller fraction)