Test copying build dir
Add some debugging
Test hosting the static site at public/ which is standard for node
Revert "Test hosting the static site at public/ which is standard for node"

azure didn't pick up on the fact a "public" folder existed.

This reverts commit 2e0111fa95685c24c4f97bda8047bae1e071b0a8.
Try and re-use the same temp dir each team

Save some node module installing pain
Add some debugging output
Make sure we always override the temp dir