Fix php-cookie-flags example

examples/php-cookie-flags/docker-compose.yml

@@ -13,7 +13,7 @@ services:
     # another example for existing folder : chown -R root:101 folder && chmod -R 770 folder
     # more info at https://docs.bunkerweb.io
     volumes:
-      - ./www/var/www/html # contains web files (PHP, assets, ...)
+      - ./www:/var/www/html # contains web files (PHP, assets, ...)
     environment:
       - SERVER_NAME=www.example.com # replace with your domain
       - API_WHITELIST_IP=127.0.0.0/8 10.20.30.0/24
@@ -62,6 +62,10 @@ services:
     networks:
       - bw-services
 
+volumes:
+  bw-data:
+
+
 networks:
   bw-universe:
     ipam: