feat: validate real-bench seat orchestration and self-repair

tests/integration/test_seat_frontend_input_coverage.py

@@ -66,7 +66,11 @@ class SeatFrontendInputCoverageTests(unittest.TestCase):
             {"thermal", "motion", "combined", "mode"},
         )
         self.assertEqual(
-            {case["mode_id"] for case in self.positive_cases if case["group"] == "mode"},
+            {
+                case["mode_id"]
+                for case in self.positive_cases
+                if case["group"] == "mode" and case.get("mode_id")
+            },
             {
                 "easy_entry_exit",
                 "office",
@@ -79,6 +83,8 @@ class SeatFrontendInputCoverageTests(unittest.TestCase):
                 "electric_beach_chair",
                 "nap",
                 "zero_gravity",
+                "rocking_horse",
+                "dynamic_cradle",
             },
         )
 
@@ -150,6 +156,19 @@ class SeatFrontendInputCoverageTests(unittest.TestCase):
                     for field, expected in expected_motion.items():
                         if field != "axis":
                             self.assertEqual(operation["motion"][field], expected)
+                expected_dynamic_mode = case.get("expected_dynamic_mode")
+                if expected_dynamic_mode:
+                    capability = (
+                        "seat.stop_dynamic_mode"
+                        if expected_dynamic_mode["mode_id"] == 0
+                        else "seat.start_dynamic_mode"
+                    )
+                    self.assertIn(capability, by_capability)
+                    if expected_dynamic_mode["mode_id"]:
+                        self.assertEqual(
+                            by_capability[capability]["parameters"]["mode_id"],
+                            expected_dynamic_mode["mode_id"],
+                        )
 
     def test_every_rejection_utterance_stops_before_execution(self) -> None:
         for case in self.rejection_cases: