Swipe

Download 'swipe', it's a vim swap file

So create /tmp/swipe folder, move the swap to /tmp/swipe/.flag.png.swp

vim flag.png , will offer to recover file

inside is a png

extract png with dd if=flag.png of=flag2.png bs=1 skip=889

scan qr code in it

boom

Flag:flag{swipe_right_on_vim_swap_soisoisoisoisoi}