Updated ENV variable name for server address and copyright years (#865)

Author: pielas

README.md

@@ -60,9 +60,9 @@ This could be changed by specifying the `REACT_APP_SERVER_ADDRESS` environmental
 To start the frontend pointing to `http://localhost:9090` run:
 
 ```sh
-export REACT_APP_SERVER_ADDRESS="http://localhost:9090"; ./frontend-start.sh
+export VITE_SERVER_ADDRESS="http://localhost:9090"; ./frontend-start.sh
 ```
 
 ## Copyright
 
-Copyright (C) 2013-2022 SoftwareMill [https://softwaremill.com](https://softwaremill.com).
+Copyright (C) 2013-2025 SoftwareMill [https://softwaremill.com](https://softwaremill.com).