Fix accounts.json update with missing enabled key

TODO.md

@@ -1,11 +1,11 @@
 # TODO
 
+- save and restore status in accounts.json
 - mark accounts as offline when closing mirage
 - document new x11 dependnecy (auto-idle)
 - auto-idle for Windows and OSX 
 - open context menus centered on touch screens 
 - retrieve last seen time for offline members on hover/in profile
-- auto-away after a configurable idle time 
 - status based on process detection
 - retry if media not found
 - fix members not synced bug

src/backend/user_files.py

@@ -210,9 +210,14 @@ class Accounts(JSONDataFile):
 
         saved = await self.read()
 
-        saved[user_id]["enabled"]  = enabled  or saved[user_id]["enabled"]
-        saved[user_id]["presence"] = presence or saved[user_id]["presence"]
-        saved[user_id]["order"]    = order    or saved[user_id]["order"]
+        if enabled is not None:
+            saved[user_id]["enabled"] = enabled
+
+        if presence is not None:
+            saved[user_id]["presence"] = presence
+
+        if order is not None:
+            saved[user_id]["order"] = order
 
         await self.write({**saved})