By: Michael Lynch <git@mtlynch.io>
Enforce external test packages in all Go test files Add dev-scripts/check-go-test-packages, which verifies that every tracked *_test.go file declares a package ending in _test. Wire it into the pre-commit hook and add a corresponding Nix build step in flake.nix. Co-authored-by: Shelley <shelley@exe.dev>