dotfiles/nixos/patches/kanshi-sni-keep-menu-root-alive.patch

--- a/src/Kanshi/SNI.hs
+++ b/src/Kanshi/SNI.hs
@@ -42,7 +42,8 @@
 
 data SNIState = SNIState
   { sniConnection :: MVar (Maybe KanshiConnection)
   , sniAppState :: MVar AppState
+  , sniMenuRoot :: MVar Dbusmenu.Menuitem
   , sniMenuServer :: Dbusmenu.Server
   , sniGLibContext :: GLib.MainContext
   }
@@ -77,8 +78,10 @@
   appState <- buildInitialState kanshiConn
   connVar <- newMVar kanshiConn
   stateVar <- newMVar appState
+  initialRoot <- Dbusmenu.menuitemNew
+  rootVar <- newMVar initialRoot
 
-  let sniState = SNIState connVar stateVar menuServer context
+  let sniState = SNIState connVar stateVar rootVar menuServer context
 
   -- Build initial menu
   rebuildMenu sniState
@@ -177,6 +179,7 @@
           , onToggleMonitor = handleToggleMonitor sniState
           }
   newRoot <- buildMenu state actions
+  modifyMVar_ (sniMenuRoot sniState) $ const (pure newRoot)
   runOnGLibMain (sniGLibContext sniState) $
     Dbusmenu.serverSetRoot (sniMenuServer sniState) newRoot