Support containerized releases

[NotTheEvilOne]

What this PR does / why we need it:
WIP

Which issue(s) this PR fixes:
Fixes #

Special notes for your reviewer:

Release note:

[codecov]

Codecov Report

❌ Patch coverage is 70.14925% with 20 lines in your changes missing coverage. Please review.
✅ Project coverage is 90.87%. Comparing base (868783c) to head (79427ae).

Files with missing lines	Patch %	Lines
src/gardenlinux/github/release/release.py	65.51%	20 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #337      +/-   ##
==========================================
- Coverage   91.36%   90.87%   -0.50%     
==========================================
  Files          51       51              
  Lines        2931     2969      +38     
==========================================
+ Hits         2678     2698      +20     
- Misses        253      271      +18     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.