Update README.md

Author: hhftechnology

README.md

@@ -22,6 +22,8 @@
 <img src="screenshots/middleware-listV3.png" alt="middleware-listV3"/>
 <img src="screenshots/services-listV3.png" alt="services-listV3"/>
 <img src="screenshots/data_source_settingV3.png" alt="data_source_settingV3"/>
+<img width="5852" height="2740" alt="diagram" src="https://github.com/user-attachments/assets/d69eecbd-0502-4057-94eb-97027c6c7202" />
+      
   </h5>
 </div>