Release 3.8.0-alpha.1

What's Changed

• feature/add container scanning by @tcarmet in #72
• feature/add container scanning by @tcarmet in #73
• Bump jinja2 from 2.10 to 2.11.3 in /.github/docker by @dependabot in #26
• Bump pyyaml from 3.13 to 5.4 in /.github/docker by @dependabot in #27
• Bump pyyaml from 3.13 to 6.0 by @dependabot in #80
• reusable scan container by @tcarmet in #84
• Feature/bump dependencies by @tcarmet in #86
• remove unused docker image by @tcarmet in #87
• Bump wtforms from 2.2.1 to 3.0.1 by @dependabot in #75
• feature/review trigger security by @tcarmet in #88

Full Changelog: 3.7.0...3.8.0-alpha.1