You need to set the custom file path in the docker-compose.yaml file to map the default docbase, and also set the LUCEE_WEB_ROOT in the Docker environment. Then, run the docker-compose up command. Now, the default root path is configured in the .CFConfig.json file. If the changes are not applied, check the .CFConfig.json file and manually modify it by adding "webroot": "/your/path" if it’s not already present