I see brake fluid leaking for the right front?

I attached the process below on how to replace the lines but you are going to have to bleed the brakes afterwards so here is a guide that will help with this:

https://www.2carpros.com/articles/how-to-bleed-or-flush-a-car-brake-system

Plus here is a guide on a different vehicle but the process is about the same:

https://www.youtube.com/watch?v=1Prs_coIuCg

Below is the process from the manual. Let us know if you need other info. Thanks