And adjust for new as lt import

src/openflexure_microscope_server/things/system_control.py

@@ -6,8 +6,7 @@ This module defines a Thing that can shut down or restart the host computer.
 
 import subprocess
 import os
-from labthings_fastapi.thing import Thing
-from labthings_fastapi.decorators import thing_action, thing_property
+import labthings_fastapi as lt
 from pydantic import BaseModel
 
 
@@ -16,12 +15,12 @@ class CommandOutput(BaseModel):
     error: str
 
 
-class SystemControlThing(Thing):
+class SystemControlThing(lt.Thing):
     """
     Attempt to shutdown the device
     """
 
-    @thing_action
+    @lt.thing_action
     def shutdown(self) -> CommandOutput:
         """
         Attempt to shutdown the device
@@ -35,14 +34,14 @@ class SystemControlThing(Thing):
         out, err = p.communicate()
         return CommandOutput(output=out, error=err)
 
-    @thing_property
+    @lt.thing_property
     def is_raspberrypi() -> bool:
         """
         Checks if we are running on a Raspberry Pi.
         """
         return os.path.exists("/usr/bin/raspi-config")
 
-    @thing_action
+    @lt.thing_action
     def reboot(self) -> CommandOutput:
         """Attempt to reboot the device"""
         p = subprocess.Popen(