Bump all dependencies (#150)

Add HC plugin (#133)

Bump dependencies (#129)

Most notable ansible==3.4.0

Bump yamllint from 1.26.0 to 1.26.1 (#124)

Bumps [yamllint](https://github.com/adrienverge/yamllint) from 1.26.0 to 1.26.1.
- [Release notes](https://github.com/adrienverge/yamllint/releases)
- [Changelog](https://github.com/adrienverge/yamllint/blob/master/CHANGELOG.rst)
- [Commits](adrienverge/yamllint@v1.26.0...v1.26.1)

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Sorin Sbarnea <ssbarnea@redhat.com>

Add back yamllint as dependency (#123)

This also includes a test, so we do not endup building an image
without yamllint inside.

Use sudo to avoid skopeo login failure (#108)

Related: #107

Use sudo to avoid skopeo login failure (#108)

Related: #107

Switch base image from alpine to debian (#13)

Fixes: #6

Dropped use of py3 system packages (#9)

As we install wheels, we do not need to make use of alpine
apk images.