Update README.md

README.md

@@ -30,6 +30,7 @@ You can change the listening port by adding `--port <port number>` argument
 
 For docker image, you can configure an external directory on your PC to store the configuration and resources files (that you won't loose when you'll update the image).
 Just configure a mounting point and define `DATA_DIR` configuration variable to this mounting directory :
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 <img width="50%" alt="Docker container settings" src="https://github.com/user-attachments/assets/38ef7141-c94f-43a1-80fa-b33ca5eaaab2">