[app]: Link to GitHub commit diff if GitHub URL is detected
[app]: Link to GitHub commit diff if GitHub URL is detected

Signed-off-by: Johannes Löthberg <8398eb9892c5ab2ff439ca0b5e4b0706dd9ebef9@kyriasis.com>

Sportamore/blues,5monkeys/blues,Sportamore/blues,5monkeys/blues,Sportamore/blues,5monkeys/blues