Summary:
Add simple CI pipelines to the greet project. Here we add CI pipelines
for both Woodpecker and Dagger CI as we are currently interested in both
technologies.
Changes:
- Add .woodpecker/woodpecker.yml
- Updated LICENSE
- Updated README.md
- Fixed linting issues in greet.go
- Created a new internal go module for CI/CD in internal/build
- Moved the magefiles to internal/build/magefiles
- Add dagger pipeline code
