Astrale Domain Load detailed domain knowledge from the references that matches the goal. Kernel boundary - Use Schema, executable evidence, and the SDK's Domain linter as guardrails. - Domain source imports Core and DSL authoring values only through the matching semantic subpath. Do not import or directly, and do not replace them with a flat SDK root barrel. - Keep authorization in Schema-owned Policy and callable mode; handlers execute only admitted calls and do not define a second authorization model. - Choose each existential Policy Node extent deliberately: for topology-owned matching, fo…