Probably a bit meta / ironic! It could be worth avoiding HN for a while. There are anti-procrastination settings on your user page.
This is quite a common topic here. Some discussions:
https://news.ycombinator.com/item?id=10156240
https://news.ycombinator.com/item?id=10151481
To summarise. Don't worry. It's normal. Everyone does it. I'm doing it right now. :)
Everyone has their own way of getting things done. I like writing to-do lists. I draw a box next to the item that I can tick when I've done it. It's more positive than crossing things off.