fix(eiger): Fix on_complete from eiger to respect message_severity of JFJ broker status

Co-authored-by: Copilot <copilot@github.com>

csaxs_bec/devices/jungfraujoch/eiger.py

@@ -354,7 +354,20 @@ class Eiger(PSIDeviceBase):
             timeout = self._wait_for_on_complete
             while time.time() - start_time < timeout:
                 if self.jfj_client.wait_for_idle(timeout=1, raise_on_timeout=False):
-                    # TODO: Once available, add check for
+                    # Call API endpoints to get broker status
+                    broker_status = self.jfj_client.jfj_status
+                    if broker_status.message_severity not in [
+                        "success",
+                        "info",
+                    ]:  # Log if not success or info
+                        logger.info(
+                            f"JungfrauJoch broker status: {yaml.dump(broker_status.to_dict(), indent=4)}"
+                        )
+                    if broker_status.message_severity == "error":  # Raise on error
+                        raise EigerError(
+                            f"Device {self.name} acquisition completed with error status from JungfrauJoch broker: {yaml.dump(broker_status.to_dict(), indent=4)}"
+                        )
+                    # Call API endpoint to get statistics
                     statistics: MeasurementStatistics = (
                         self.jfj_client.api.statistics_data_collection_get(_request_timeout=5)
                     )
@@ -363,8 +376,10 @@ class Eiger(PSIDeviceBase):
                             f"Device {self.name} acquisition incomplete. "
                             f"Expected {self._num_triggers} triggers, "
                             f"but only {statistics.images_collected} were collected."
+                            f"\n\nBroker status: \n{yaml.dump(broker_status.to_dict(), indent=4)} \n\n"
+                            f"Measurement statistics: \n{yaml.dump(statistics.to_dict(), indent=4)}"
                         )
-                    return
+                    return  # Acquisition completed successfully, if none of the above conditions were met
                 logger.info(
                     f"Waiting for device {self.name} to finish complete, time elapsed: "
                     f"{time.time() - start_time}."