Complete lab 3 DevOps
- Added submissions/lab3.md
- Create GitHub Action CI Workflows
- Added Go environment ubuntu 24.04
- Start CI action on GitHub and green CI run
- Verfied CI run pipeline
- ☑️ Title is a clear sentence (≤ 70 chars)
- ☑️ Vet, Test, and Lint checks pass
- ☑️
submissions/lab3.mdupdated