SAM0123-231: Enhance OPC UA client setup by asserting certificate and private key presence and assigning pod ID to client description.

ingestor/managers/opc_manager.py

@@ -162,6 +162,7 @@ class OpcManager(SientiaMonitoring):
         cert = str(Path(self.cert_path)) if self.cert_path else None
         private_key = str(Path(self.private_key_path)) if self.private_key_path else None
         server_cert = str(Path(self.server_cert_path)) if self.server_cert_path else None
+        assert cert is not None and private_key is not None
 
         if self.client:
             self.client.application_uri = self.server_uri
@@ -209,7 +210,7 @@ class OpcManager(SientiaMonitoring):
             assert self.client is not None  # Informa ao mypy que client não é None
 
             self.client.name = self.pod_id
-            self.client.application_name = self.pod_id
+            self.client.description = self.pod_id
             pod_uri = self.pod_id.replace('-', ':')
             self.client.application_uri = pod_uri
             self.client.product_uri = pod_uri