Enhance DaliGatewayCache: add capabilities management for DALI devices

Signed-off-by: Tony <tonylu@tony-cloud.com>

tests/dali_gateway_test.cpp

@@ -40,6 +40,7 @@ int main() {
       [&](const DaliGatewayStatusUpdate&) { ++observer_updates; });
 
   assert(cache.setGroupMask(7, 4, 0x0001));
+  assert(cache.setCapabilities(7, 4, 0x0180, 0x07));
   assert(cache.mirrorForwardFrame(7, 0x80, 42));
   assert(status_updates == 1);
   assert(observer_updates == status_updates);
@@ -87,6 +88,17 @@ int main() {
   assert(restored_state.groupMask == 0x0001);
   assert(restored_state.settings.minLevel == 12);
   assert(restored_state.status.stale);
+  assert(restored_state.daliDeviceTypeMask == 0x0180);
+  assert(restored_state.dt8ColorTypeFeatures == 0x07);
+
+  // Version-one records remain readable and retain their original fields.
+  persisted[{8, 2}] = "1,129,9,2,111,0,0,0,4,254,0,0,0";
+  assert(restored.preloadChannel(8));
+  const auto migrated_state = restored.addressState(8, 2);
+  assert(migrated_state.groupMaskKnown);
+  assert(migrated_state.groupMask == 2);
+  assert(migrated_state.settings.minLevel == 4);
+  assert(!migrated_state.daliDeviceTypeMask.has_value());
 
   DaliApplicationControllerConfig config;
   config.shortAddress = 3;