Founder of Earthly here - besides the build debugging difficulty, I would add that modern CI/CD repeats a lot of steps: downloading, installing and configuring

Founder of Earthly here - besides the build debugging difficulty, I would add that modern CI/CD repeats a lot of steps: downloading, installing and configuring dependencies, making things much slower than they should be. We built Earthly [1] to tackle these two problems specifically. We're open-source (10k stars). [1]: https://earthly.dev https://earthly.dev