feat: implement hybrid declarative state with automatic Nix sync

features/scripts/utils/nomarchy-hyprland-window-gaps-toggle

@@ -25,7 +25,6 @@ else
   hyprctl keyword general:border_size 0
 fi
 
-TMP_JSON=$(mktemp)
-jq --argjson state "$NEW_STATE" '.hyprland = $state' "$STATE_FILE" > "$TMP_JSON" && mv "$TMP_JSON" "$STATE_FILE"
+nomarchy-state-write hyprland "$NEW_STATE" --type json
 
 echo "Toggled gaps to $NEW_STATE declaratively."