waybar: add controller battery status

user/waybar/default.nix

@@ -35,6 +35,7 @@ in
             "mpd"
             "custom/playerctl"
             "tray"
+            "custom/controller-battery"
             "custom/caffeine"
             "pulseaudio"
             (lib.optional (osConfig.services.vpn.enable or false) "custom/vpn")
@@ -157,6 +158,12 @@ in
           "sway/language" = {
             format = "{short} {variant}";
           };
+          "custom/controller-battery" = {
+            format = "{}";
+            exec = lib.getExe pkgs.controller-battery;
+            interval = 1;
+            tooltip = false;
+          };
           "custom/caffeine" = {
             format = "{}";
             exec = "systemctl --user status swayidle > /dev/null && echo 󰒲 || echo 󰒳";

user/waybar/style.css

@@ -37,6 +37,7 @@ window#waybar.solo {
 #mpd,
 #custom-mpd,
 #custom-playerctl,
+#custom-controller-battery,
 #tray,
 #clock,
 #network,