+Version 5.0.0, 2021-12-15
+-------------------------
+- Fifth version (E release)
+- Upgrade most components to align with StarlingX 5.0
+- Enable three deployment modes:
+
+ - AIO simplex mode
+ - AIO duplex mode (2 servers with High Availabity)
+ - AIO duplex mode (2 servers with High Availabity) with additional worker node
+
+Version 4.0.0, 2021-06-29
+-------------------------
+- Fourth version (D release)
+- Enable the AIO duplex mode (2 servers with High Availabity) with additional worker node.
+- Reconstruct the repo to align the upstream projects include StarlingX and Yocto
+