feat(domain-and-input-skeleton): step 0 — semantic-domain-and-origin-types

include/fesa/model/entity_origin.hpp

@@ -0,0 +1,16 @@
+#pragma once
+
+#include <cstdint>
+#include <string>
+
+namespace fesa {
+
+struct EntityOrigin final {
+    std::string part_name;
+    std::string instance_name;
+    std::int64_t local_label;
+
+    bool operator==(const EntityOrigin&) const = default;
+};
+
+}  // namespace fesa