Add new features to config file.

examples/monitor.py

@@ -1066,14 +1066,14 @@ Alarm Interval: {:.2f}s
             if channel.alarm:
                 alarm.trigger()
 
-        light_level_low = light.get_lux() < 1.0
+        light_level_low = light.get_lux() < config.get_general().get("light_level_low")
 
         alarm.update(light_level_low)
 
         viewcontroller.update()
         viewcontroller.render()
 
-        if light_level_low:
+        if light_level_low and config.get_general().get("black_screen_when_light_low"):
             display.display(image_blank.convert("RGB"))
 
         else:

examples/settings.yml

@@ -16,3 +16,5 @@ channel3:
 general:
   alarm_enable: true
   alarm_interval: 2
+  light_level_low: 4.0
+  black_screen_when_light_low: false