完善AMESim可配置参数交互

补充气动孔口、动态管路、UD00 与弹性接触组件的离散选项、条件显示和折叠分组。

增加目录协议、非法选项和前端参数表交互回归测试，不修改现有求解公式。

tests/test_amesim_mechanical_public_components.py

@@ -280,6 +280,25 @@ class AmesimMechanicalPublicComponentTests(unittest.TestCase):
                         {name: value},
                     )
 
+    def test_lstp00a_registry_rejects_invalid_choice_values(self) -> None:
+        invalid_options = {
+            "stiffmode": (0.0, 1.5, 3.0),
+            "discContactOption": (0.0, 1.5, 3.0),
+        }
+
+        for name, values in invalid_options.items():
+            for value in values:
+                with self.subTest(name=name, value=value):
+                    with self.assertRaisesRegex(
+                        ValueError,
+                        "must be (?:one of|at least|at most)",
+                    ):
+                        COMPONENT_MODEL_REGISTRY["amesim_lstp00a"].create(
+                            "contact_1",
+                            self.medium,
+                            {name: value},
+                        )
+
 
 if __name__ == "__main__":
     unittest.main()