I followed a similar strat to yours. I rsync my repo into the sandbox/repo directory then mount it inside the container as /workspace. Not baking the checkout i

I followed a similar strat to yours. I rsync my repo into the sandbox/repo directory then mount it inside the container as /workspace. Not baking the checkout in an image allows for very fast initialization since no need to regenerate images everytime your code changes. I explain a bit more over here: https://news.ycombinator.com/item?id=48893874 https://news.ycombinator.com/item?id=48893874