add group color picker for lamps

etc/config/configuration.yaml

@@ -77,13 +77,27 @@ yeelight:
 # https://github.com/claytonjn/hass-circadian_lighting
 circadian_lighting:
 switch:
-    - platform: circadian_lighting
-      lights_ct:
-          - light.room_unit0
-          - light.room_unit1
-          - light.room_unit2
-          - light.room_unit3
-          - light.room_unit4
-          - light.room_unit5
-          - light.room_unit6
-          - light.room_unit7
+  - platform: circadian_lighting
+    name: Circadian lighting
+    lights_ct:
+      - light.room_unit0
+      - light.room_unit1
+      - light.room_unit2
+      - light.room_unit3
+      - light.room_unit4
+      - light.room_unit5
+      - light.room_unit6
+      - light.room_unit7
+
+light:
+  - platform: group
+    name: General group
+    entities:
+      - light.room_unit0
+      - light.room_unit1
+      - light.room_unit2
+      - light.room_unit3
+      - light.room_unit4
+      - light.room_unit5
+      - light.room_unit6
+      - light.room_unit7