Carbide docs

CI/CD regression plan

The test system starts with repository contracts and grows into Go backend, Postgres, container, IaC, security, and documentation regression suites.

Required Gates

Pull Request Gate

Main Branch Gate

Regression Suites

Implemented Now

bash -n scripts/*.sh bin/carbide bin/sealion install.sh
go test ./...
bash scripts/check_repo_contract.sh
bash scripts/test_cli_scaffold.sh
bash scripts/test_starter_docker_flow.sh

The source plan is maintained in docs/engineering/CI_CD_REGRESSION_TESTS.md.