[FIX] BIOMETRIC: Add on delete attribute for biometricemployees model

biometric/models.py

@@ -221,7 +221,7 @@ class BiometricEmployees(models.Model):
         null=True, blank=True, validators=[MaxValueValidator(99999999)]
     )
     user_id = models.CharField(max_length=100)
-    employee_id = models.ForeignKey(Employee, on_delete=models.DO_NOTHING)
+    employee_id = models.ForeignKey(Employee, on_delete=models.CASCADE)
     device_id = models.ForeignKey(
         BiometricDevices, on_delete=models.CASCADE, null=True, blank=True
     )

biometric/views.py

@@ -1730,12 +1730,12 @@ def biometric_device_live(request):
                 )
                 response = cosec.basic_config()
                 if response.get("app"):
-                    thread = COSECBioAttendanceThread(device.id)
-                    thread.start()
-                    BIO_DEVICE_THREADS[device.id] = thread
                     device.is_live = True
                     device.is_scheduler = False
                     device.save()
+                    thread = COSECBioAttendanceThread(device.id)
+                    thread.start()
+                    BIO_DEVICE_THREADS[device.id] = thread
                 else:
                     raise TimeoutError
             else: