full diff: 6861f17f15...v0.8.0-rc2
- dockerfile: rename experimental channel to labs
- dockerfile build: fix not exit when meet error in load config metadata
- copy containerd.UnknownExitStatus to local const to reduce dependency graph in client
- executor: switch to docker seccomp profile
- add retry handlers to push/pull
- SSH-based auth for llb.Git operations
- Allow gateway exec-ing into a failed solve with an exec op
- Fix parsing ssh-based git sources
- Fix sshkeyscan to work with ipv6
- fix assumption that ssh port must be 2 digits
- vendor: github.com/Microsoft/go-winio v0.4.15
- vendor: github.com/tonistiigi/fsutil v0.0.0-20201103201449-0834f99b7b85
- vendor: containerd v1.4.1-0.20201117152358-0edc412565dc
- vendor: golang.org/x/crypto v0.0.0-20201117144127-c1f2f97bffc9
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>