When planning a gaming setup in a small space, focus on essentials first....

https://www.apu-bookmarks.win/planning-a-gaming-setup-in-limited-space-starts-with-choosing-a-desk-about-100

When planning a gaming setup in a small space, focus on essentials first. Choose a desk about 100 to 120 centimetres wide to fit your monitor and keyboard comfortably. Use a monitor arm to save desk space and adjust your screen easily