Refactor the Makefile template

src/incatools/odk/model.py

@@ -1209,3 +1209,7 @@ def derive_fields(self) -> None:
             or self.public_release == "github_python"
         ):
             self.public_release = "github"
+
+        # Exporting to OWL is mandatory, even if not explicitly listed
+        if "owl" not in self.export_formats:
+            self.export_formats.append("owl")