Student M22 with a mini-job and long-distance relationship

Here's an obligatory Sankey. I am currently studying computer science in a large city in northern Germany and live with my sister in a 2-room apartment. I have a well-paid mini-job in the IT sector with just a few hours. The rent is paid by the parents, along with insurance. The high vacation costs are because my boyfriend lives in Switzerland and we go on vacation together (in central/southern Germany) every 4-6 weeks. And yes, I have YouTube P