idle_timeout: Add status field for current idle timeout (#6982)

Signed-off-by: Eric Billmeyer <eric.billmeyer@freenet.de>

docs/Status_Reference.md

@@ -291,6 +291,9 @@ is always available):
 - `printing_time`: The amount of time (in seconds) the printer has
   been in the "Printing" state (as tracked by the idle_timeout
   module).
+- `idle_timeout`: The current 'timeout' (in seconds)
+   to wait for the gcode to be triggered.
+   (as set by [SET_IDLE_TIMEOUT](G-Codes.md#set_idle_timeout))
 
 ## led
 

klippy/extras/idle_timeout.py

@@ -35,7 +35,9 @@ class IdleTimeout:
         printing_time = 0.
         if self.state == "Printing":
             printing_time = eventtime - self.last_print_start_systime
-        return { "state": self.state, "printing_time": printing_time }
+        return {"state": self.state,
+                "printing_time": printing_time,
+                "idle_timeout": self.idle_timeout}
     def handle_ready(self):
         self.toolhead = self.printer.lookup_object('toolhead')
         self.timeout_timer = self.reactor.register_timer(self.timeout_handler)