Fix entry point

docker/entrypoint.browser.sh

@@ -1,5 +1,5 @@
 #!/bin/sh
-if [ -n "$INITIAL_CONFIG" ] && [ ! -f $CONFIG_PATH/setting.json ]; then
-    echo "$INITIAL_CONFIG" > $CONFIG_PATH/setting.json
+if [ -n "$INITIAL_CONFIG" ] && [ ! -f $CONFIG_PATH/settings.json ]; then
+    echo "$INITIAL_CONFIG" > $CONFIG_PATH/settings.json
 fi
 exec "$@"