Add a lot of dgpu real image gen tests
Modified docker files and environment to allow for quick test relaunch without image rebuild
Rename package from skynet_bot to skynet
Drop tractor usage cause cuda is oriented to just a single proc managing gpu resources
Add ackwnoledge phase to image request for quick gpu disconnected type scenarios
Add click entry point for dgpu
Add posibility to reuse postgres_db fixture on same session by checking if schema init has been already done