fix(gaming): now only stay focus on selected games

an issue in `Deadlock` does not focus its mouse even when the player is
not in the menu

modules/home/gaming.nix

@@ -10,12 +10,18 @@
     "citadel"
   ];
 
+  # Games that should have `stayfocused` applied (to avoid multi-monitor focus issues)
+  stayFocusedGames = [
+    "Deadlock"
+    "project8"
+    "citadel"
+  ];
+
   mkGameRules = selector: [
     "monitor 0, ${selector}"
     "workspace name:gaming, ${selector}"
     "fullscreen, ${selector}"
     "immediate, ${selector}"
-    "stayfocused, ${selector}"
   ];
 
   manualGameRules = lib.flatten (map (
@@ -24,6 +30,14 @@
         ++ (mkGameRules "class:^(${game})$")
     )
     games);
+
+  stayFocusedRules = lib.flatten (map (
+      game: [
+        "stayfocused, title:^(${game})$"
+        "stayfocused, class:^(${game})$"
+      ]
+    )
+    stayFocusedGames);
 in {
   home.packages = with pkgs; [
     protonup-qt
@@ -74,6 +88,8 @@ in {
       ++ (mkGameRules "class:^wine-.*$")
       ++ (mkGameRules "title:^Wine .*$")
       # --- MANUAL GAMES ---
-      ++ manualGameRules;
+      ++ manualGameRules
+      # --- STAYFOCUSED FOR SELECTED GAMES ---
+      ++ stayFocusedRules;
   };
 }