Package boundaries

• opensdl-core: models, identifiers, enums, errors, lifecycle, and the campaign and optimizer contract.
• opensdl-schemas: manifests, JSON Schemas, validation.
• opensdl-twin: scene bindings, digests, event projection.
• opensdl-capabilities: adapters, registry, plugins, conformance.
• opensdl-policy: scoped allow and deny decisions.
• opensdl-workflows: loading, DAG validation, reference resolution.
• opensdl-storage: relational repositories and artifacts.
• opensdl-simulation: fault plans, state, replay.
• opensdl-runtime: workflows and campaigns.
• opensdl-provenance: exports, graphs, propagation.
• opensdl-operators: context and typed tools.
• opensdl-sdk: public client.
• opensdl-cli: command line and generators.
• opensdl-controller: composition root.
• opensdl-api: HTTP transport.