| Interfaces | |
|---|---|
| ActionResponse | The sealed outcome of a business action — the common seam both the success and error responses share. |
| BusinessContextInterface | The inputs a business handler was given — a tiny surface, three kinds of input: identity, payload, dimensions. |
| SdkActionHandlerInterface | The enterprise action handler — a **fixed, typed** contract (unlike Core's marker `ActionHandlerInterface`, whose… |