apiVersion: railiance.fabric/v1alpha1 kind: BindingAssertion metadata: id: railiance-enablement.delivery-templates.runner-substrate-to-forge name: Enablement runner substrate binding owner: railiance-enablement repo: railiance-enablement domain: railiance spec: lifecycle: planned environments: [dev, staging, prod] dependency_id: railiance-enablement.delivery-templates.needs-runner-substrate provider_capability_id: railiance-forge.source-forge.workflow-runner-substrate provider_interface_id: railiance-forge.source-forge.runner-label-contract status: compatible rationale: S4 reusable templates should consume forge-owned runner labels, trust posture, and runner evidence.