Guix project template

Modify ./guix/modules/template-package.scm (defines the project), ./channels.scm (for project dependencies), and ./manifest.scm (for development environment) to your requirements.
Install just by adding to your Guix Home configuration or running guix install just.
Run just update to update the dependencies.
Run just to compile the program. Run just run to compile then run the program. Run just dev to open a shell environment with the program's dependencies.