--no-cache-dir
The cache gives no benefit to a Docker image but it does add size, hence it's best left out. Signed-off-by: Andy Madge <andymadge@gmail.com>
Signed-off-by: Tuna Alaygut <alaygut@gmail.com>
Signed-off-by: Anca Iordache <anca.iordache@docker.com>