fix(k1): harden BLE discovery and bridge recovery

tests/test_plugin_runtime.py

@@ -20,6 +20,7 @@ from pydantic import ValidationError
 
 import k1link.web.device_plugin_composition as plugin_composition
 from k1link.device_plugins.xgrids_k1.facade import (
+    ACTION_CONNECTION_VERIFY,
     ACTION_DEVICE_CALIBRATION_SNAPSHOT_READ,
     ACTION_DISCOVERY_SCAN,
     ACTION_NETWORK_PROVISION,
@@ -30,6 +31,7 @@ from k1link.device_plugins.xgrids_k1.facade import (
     XGRIDS_K1_PLUGIN_ID,
     XGRIDS_K1_PLUGIN_VERSION,
     CompatibilityAttestationRequest,
+    ConnectionVerifyRequest,
     ConnectRequest,
     ViewerSettingsRequest,
     XgridsK1PluginFacade,
@@ -72,6 +74,13 @@ class FakeXgridsService:
         self.calls.append(("connect", request))
         return {"phase": "connected", "k1_ip": "192.168.1.20"}
 
+    def verify_connection(
+        self,
+        request: ConnectionVerifyRequest | None = None,
+    ) -> dict[str, Any]:
+        self.calls.append(("verify", request))
+        return {"phase": "connected", "k1_ip": "192.168.1.20"}
+
     def start_live(
         self,
         project_name: str,
@@ -158,6 +167,58 @@ def test_calibration_snapshot_action_calls_the_read_only_service_method() -> Non
     assert service.calls == [("calibration", None)]
 
 
+def test_connection_verify_action_accepts_read_only_adoption_request() -> None:
+    service = FakeXgridsService()
+    dispatcher = DevicePluginDispatcher(
+        [_in_process_runtime(XgridsK1PluginFacade(service))]
+    )
+
+    result = asyncio.run(
+        dispatcher.invoke(
+            XGRIDS_K1_PLUGIN_ID,
+            ACTION_CONNECTION_VERIFY,
+            {
+                "device_id": "test-ble-transport",
+                "compatibility_attestation": {
+                    "firmware_version": "3.0.2",
+                    "topology": "direct-lan",
+                    "verification": "live-device-info",
+                },
+            },
+        )
+    )
+
+    assert result == {"phase": "connected", "k1_ip": "192.168.1.20"}
+    assert len(service.calls) == 1
+    action, request = service.calls[0]
+    assert action == "verify"
+    assert isinstance(request, ConnectionVerifyRequest)
+    assert request.device_id == "test-ble-transport"
+    assert request.compatibility_attestation is not None
+    assert request.compatibility_attestation.topology == "direct-lan"
+
+
+def test_connection_verify_action_keeps_empty_refresh_request_compatible() -> None:
+    service = FakeXgridsService()
+    dispatcher = DevicePluginDispatcher(
+        [_in_process_runtime(XgridsK1PluginFacade(service))]
+    )
+
+    asyncio.run(
+        dispatcher.invoke(
+            XGRIDS_K1_PLUGIN_ID,
+            ACTION_CONNECTION_VERIFY,
+            {},
+        )
+    )
+
+    action, request = service.calls[0]
+    assert action == "verify"
+    assert isinstance(request, ConnectionVerifyRequest)
+    assert request.device_id is None
+    assert request.compatibility_attestation is None
+
+
 def test_repository_runtime_composition_exactly_matches_catalog() -> None:
     repository_root = Path(__file__).resolve().parents[1]
     environment = load_installed_device_plugins(repository_root)