Sealion docs

CI/CD regression plan

The test system starts with repository contracts and grows into C runtime, 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/sealion install.sh
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.