fix hue driver not powering off.

services/hue/bridge.go

@@ -320,7 +320,7 @@ func (b *Bridge) makeCongruentLoop(ctx context.Context) {
 
 			// Handle power first
 			if desired.Power != nil && active.Power != nil && *desired.Power != *active.Power {
-				updates["light/"+*lightID] = ResourceUpdate{Power: gentools.Ptr(*active.Power)}
+				updates["light/"+*lightID] = ResourceUpdate{Power: gentools.Ptr(*desired.Power)}
 
 				newActiveState := activeStates[id]
 				newActiveState.Power = gentools.Ptr(*desired.Power)
@@ -328,7 +328,7 @@ func (b *Bridge) makeCongruentLoop(ctx context.Context) {
 
 				continue
 			}
-			if active.Power != nil && *active.Power == false {
+			if active.Power != nil && !*active.Power {
 				// Don't do more with shut-off-light.
 				continue
 			}