This repository provides a template on how to create a testable CLI applications in Go language.
As an example, this application provides simple compression/decompression functionality to be able to deal with reading files, environment variables and parsing flags, which is common for CLI tools.
CI for this repository requires 100% mutation score on the code to ensure high quality of test code.
Makefile and .github/workflows/ci.yml also provides good example on wiring up Go project into the CI.