you could probably survive with the trifecta of bed, fridge, toilet

from a more sentimental or sappy stance, I'd reckon fridge magnets, books, and something really comfy to sit on, like a sofa or soft chair of some sort

a hole, and umm.... umm...

A carpet next to the shower / bath tub, a pair of Birkenstock house shoes aaaaaand a lot of beverages in your fridge.

Caffeine
Mechanical Keyboard
Dual Monitors.

Fireplace, Food Storage and Neulandzugang.

A knife, love, a window.