Add Home Assistant light catalog and dimming

config/dot/quickshell/services/HomeAssistant.qml

@@ -1,7 +1,7 @@
 pragma Singleton
 
 // Home Assistant state for the Control Center. Credentials and REST details
-// remain behind the helper; QML receives configured favourites only.
+// remain behind the helper; QML receives a normalized light catalog only.
 
 import Quickshell
 import Quickshell.Io
@@ -151,7 +151,7 @@ Singleton {
 
     Process {
         id: refreshProc
-        command: [root.helperPath, "snapshot"]
+        command: [root.helperPath, "catalog"]
         stdout: StdioCollector {
             onStreamFinished: root.consumeSnapshot(this.text)
         }