feat: unify CAD workflows on DesignIR 3.0

text-to-cad/tests/python/skills/cad-router/test_route.py

@@ -37,7 +37,7 @@ class CadRouterTests(unittest.TestCase):
         self.assertEqual(
             {
                 "primary_format": "step",
-                "editable_contract": "DesignIR 2.0",
+                "editable_contract": "DesignIR 3.0",
             },
             result["artifact_contract"],
         )
@@ -345,6 +345,26 @@ class CadRouterTests(unittest.TestCase):
         self.assertTrue(
             plan["experience_query_plan"]["requires_source_inspection"]
         )
+        self.assertEqual(
+            "DesignIR 3.0", result["artifact_contract"]["editable_contract"]
+        )
+        self.assertEqual(
+            "DesignIR 3.0 / SurfaceIR",
+            result["execution_adapter"]["runtime"],
+        )
+        self.assertEqual(
+            "surfaceir_runtime_conditioned",
+            result["experience_context"]["selection_policy"],
+        )
+        self.assertGreater(
+            len(result["experience_context"]["experiences"]), 0
+        )
+
+    def test_execute_requires_step_source_and_task_directory(self) -> None:
+        args = self.parse("生成一个法兰", "--execute")
+        result = route_module.route(args)
+        with self.assertRaisesRegex(ValueError, "requires --edit-source"):
+            route_module.execute_reconstruction(args, result)
 
     def test_native_generator_is_preferred_for_modification(self) -> None:
         result = route_module.route(