only show battery in waybar if BAT0 exists

roy-config/waybar/config

@@ -11,38 +11,32 @@
     "group/bat": {
       "orientation": "horizontal",
       "modules": ["battery"]
+      "exec-if": "test -e /sys/class/power_supply/BAT0"
     },
-
     "group/net": {
       "orientation": "horizontal",
-        "modules": ["network", "bluetooth"]
+      "modules": ["network"]
     },
-
     "hyprland/workspaces": {
       "format": "{name}",
       "sort-by-number": true,
-        "persistent-workspaces": {
+      "persistent-workspaces": {}
-        }
     },
-
     "clock": {
       "format": "{:%d.%m.%Y | %H:%M:%S}",
 	    "interval": 1
     },
-
     "wireplumber": {
       "format": "\udb81\udd7e  {volume}%",
       "max-volume": 100,
       "scroll-step": 5
     },
-
     "battery": {
       "bat": "BAT0",
       "interval": 60,
       "format": "{icon}  {capacity}%",
       "format-icons": ["\uf244", "\uf243", "\uf242", "\uf241", "\uf240"],
     },
-
     "network": {
       "format": "",
       "format-ethernet": "\udb83\udc9d ",
@@ -52,14 +46,5 @@
       "tooltip-format-wifi": "{essid} ({signalStrength}%)",
       "tooltip-format-ethernet": "{ifname}",
       "tooltip-format-disconnected": "Disconnected",
-    },
+    }
-
-    "bluetooth": {
-        "format": "\udb80\udcaf",
-        "format-disabled": "\udb80\udcb2",
-        "format-connected": "\udb80\udcb1",
-        "tooltip-format": "{controller_alias}\t{controller_address}",
-        "tooltip-format-connected": "{controller_alias}\t{controller_address}\n\n{device_enumerate}",
-        "tooltip-format-enumerate-connected": "{device_alias}\t{device_address}"
-    },
 }