In future commits, the docker-app binary will be mutated as a frontend, and all the installation logic will be moved to the run binary.
run comes with the 4 CNAB core commands: install/uninstall/status/upgrade.

Adds github.com/deislabs/duffle as vendoring

Signed-off-by: Silvin Lubecki <silvin.lubecki@docker.com>

* Fix tag generation by truncating the git sha.
* Fix saving cnab base image to a global tmp directory and put it in a local git ignored directory (_build).
* Remove the cnab base image from the CI local daemon
* Load invocation image directly instead of using a make target.

Signed-off-by: Silvin Lubecki <silvin.lubecki@docker.com>

Signed-off-by: Silvin Lubecki <silvin.lubecki@docker.com>

Signed-off-by: Silvin Lubecki <silvin.lubecki@docker.com>

Install command also detects if the argument is a Docker Application Package. It will then bundle it and run the CNAB action Install.
It is now a CNAB installer, and all the docker-app deployment logic is moved to the docker-app backend binary run in cmd/run/install.go.
The installation is added in the duffle claim store.

* Rename deploy command to install (with still alias to deploy)

Signed-off-by: Silvin Lubecki <silvin.lubecki@docker.com>

It will run the Uninstall CNAB action in the cmd/run/uninstall.go to remove a Docker Application Package deployment.

Signed-off-by: Silvin Lubecki <silvin.lubecki@docker.com>

Signed-off-by: Silvin Lubecki <silvin.lubecki@docker.com>

For a Docker Application Package, it will run a "docker stack services" on the deployed stack.

Signed-off-by: Silvin Lubecki <silvin.lubecki@docker.com>

Signed-off-by: Silvin Lubecki <silvin.lubecki@docker.com>

*Fix running docker-app validate only on application package examples and skip CNAB examples.

Signed-off-by: Christopher Crone <christopher.crone@docker.com>

…xt has not been specified.

Factorize credentialset and target-context flags.
Extract all helper functions to their own go file.

Signed-off-by: Silvin Lubecki <silvin.lubecki@docker.com>

Signed-off-by: Silvin Lubecki <silvin.lubecki@docker.com>

Signed-off-by: Silvin Lubecki <silvin.lubecki@docker.com>

Signed-off-by: Silvin Lubecki <silvin.lubecki@docker.com>