For a 8 CPU, 12GB Ram you can run app to 10 concurrents sandboxes that do heavy builds! the project itself is not ram/cpu heavy at all! depending on what you will run inside ! that was one of the main points why i didnt chose to go for real kvm isolation.
i would just say if its for an early stage product got for it! at scale reconsider security and isolation layers
i would just say if its for an early stage product got for it! at scale reconsider security and isolation layers