fix: add @Qualifier to TDengineService constructor for explicit bean wiring

Without -parameters compiler flag, Spring cannot match ExecutorService
parameter by name when multiple beans of the same type exist. This
caused 'No bean named tdengineService available' startup failure on
production deployment.

iot-platform/src/main/java/com/iot/platform/service/TDengineService.java

 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.stereotype.Service;
 
 import java.io.ByteArrayOutputStream;
     private final ExecutorService batchExecutor;
 
     @Autowired
-    public TDengineService(ExecutorService tdengineBatchExecutor, IotProperties iotProperties) {
+    public TDengineService(@Qualifier("tdengineBatchExecutor") ExecutorService tdengineBatchExecutor,
+                           IotProperties iotProperties) {
         this.batchExecutor = tdengineBatchExecutor;
         this.iotProperties = iotProperties;
     }