Revert "Update base docker image" (#90)

Bump github.com/stretchr/testify from 1.8.1 to 1.8.2 (#88)

Bumps [github.com/stretchr/testify](https://github.com/stretchr/testify) from 1.8.1 to 1.8.2.
- [Release notes](https://github.com/stretchr/testify/releases)
- [Commits](stretchr/testify@v1.8.1...v1.8.2)

---
updated-dependencies:
- dependency-name: github.com/stretchr/testify
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Migrate from Drone Cloud to Actions (#85)

* migrate from Drone Cloud to Actions

* removing .drone.yml file

* addressing review comments

* added CODEOWNERS file for .github/workflows

* added required permissions to github_token

* Fixed github ref and sha variables

* Using typesemver to tag images

https://github.com/docker/metadata-action#typesemver

* Skip Docker Login on PRs

Bump gopkg.in/yaml.v2 from 2.2.2 to 2.4.0 (#74)

Updates (#73)

Enable service account keys to be provided in base64 (#70)