Is a refurbished Dell Optiplex Micro (i5-10500T) a good starting point for a CS student? Plans for a gradual upgrade path.

Hey everyone, I’m a computer science student looking to finally dive into the homelab world and set up my first personal home server. I’ve been hunting around the Canadian used market (which can be a bit brutal with shipping and taxes) and found a refurbished Dell Optiplex Micro that fits right into my current budget floor. Before I pull the trigger, I wanted to run the specs and my long-term roadmap by you all to see if I’m missing any glaring bottlenecks or if there's a better path forward. The Machine Sp