Sanda primer first
Gotta use a good primer first. Sherwin Williams Extreme Bond Primer is what I did my 5er cabinets with. Still holding strong and looking good 3 years later.
If you don’t want to paint it, you can simply buy a matching wood repair crayon type thing like this:
https://www.amazon.com/Furniture-Repair-Crayon-Restore-Scratch/dp/B08FLZXKBZ


