feat: 集成游戏完成检测服务，优化设备状态检查和任务完成确认逻辑

src/main/java/com/gameplatform/server/util/AuditLogger.java

@@ -0,0 +1,23 @@
+package com.gameplatform.server.util;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public final class AuditLogger {
+    private static final Logger AUDIT = LoggerFactory.getLogger("com.gameplatform.server.audit");
+
+    private AuditLogger() {}
+
+    public static void info(String fmt, Object... args) {
+        AUDIT.info(fmt, args);
+    }
+
+    public static void warn(String fmt, Object... args) {
+        AUDIT.warn(fmt, args);
+    }
+
+    public static void debug(String fmt, Object... args) {
+        AUDIT.debug(fmt, args);
+    }
+}
+