Merge pull request #1 from ebaldebo/git-go

ran go mod tidy

more refactoring

minor refactoring

use scratch instead of alpine image

removed cmdexecutor

removed need for cmdexecutor in git package

create repodir in app

removed git apk package

use git-go clone

added license

return error and exit if conflicting stack not managed by dockge-gitops exists in stack dir

handle stacks not managed by dockge-gitops WIP

Only add subdirectories and ignore .git directory

clone to tmp folder and copy to stacks folder to avoid tracked git changes