refactor(sync-registry): synchronize lastChangeIds for thread safety

Author: twisti-dev

surf-cloud-standalone/src/main/kotlin/dev/slne/surf/cloud/standalone/sync/SyncRegistryImpl.kt

@@ -13,11 +13,12 @@ import dev.slne.surf.cloud.core.common.util.bean
 import dev.slne.surf.cloud.standalone.netty.server.NettyServerImpl
 import dev.slne.surf.surfapi.core.api.util.logger
 import dev.slne.surf.surfapi.core.api.util.mutableObject2LongMapOf
+import dev.slne.surf.surfapi.core.api.util.synchronize
 
 @AutoService(SyncRegistry::class)
 class SyncRegistryImpl : CommonSyncRegistryImpl() {
     private val log = logger()
-    private val lastChangeIds = mutableObject2LongMapOf<String>()
+    private val lastChangeIds = mutableObject2LongMapOf<String>().synchronize()
 
     override fun afterChange(syncValue: BasicSyncValue<*>) {
         super.afterChange(syncValue)