Git Submodules: Architecture Trade-offs, Deployment Pipelines, and the GitOps Reality CheckWhen 'just add a submodule' is a design decision: how to use submodules responsibly across architecture, CI/CD, and team workflows—without inheriting a maintenance nightmare.
A practical, reference-backed guide to Git submodules: what they are, when they fit software architecture decisions, how they affect CI/CD and deployments, common pitfalls, and how submodules compare with GitOps, DevOps, and broader architectural approaches.