Implement Gitea Actions runner substrate

README.md

@@ -23,6 +23,8 @@ Key contracts:
 
 - `docs/initial-operating-contracts.md`
 - `docs/ci-runner-actions-gitops-ownership.md`
+- `docs/gitea-actions-runner-substrate.md`
+- `docs/gitea-actions-runner-evidence.md`
 - `docs/backup-restore-secret-handoff.md`
 - `docs/observability-operating-evidence.md`
 - `docs/gitea-container-registry.md`
@@ -33,6 +35,9 @@ Useful entry points:
 ```bash
 make registry-docs
 make evidence-docs
+make runner-docs
+make runner-status
+make check-runner-tools
 make check-tools
 make gitea-status
 make gitea-deploy