fix: remove deprecated compose version tag

examples/nginx-php/docker-compose.yml

@@ -1,17 +1,18 @@
-version: "3"
-
 services:
+
   web:
     image: nginx:stable-alpine
+    container_name: nginx    
     hostname: nginx
     volumes:
       - ${DOCKER_VOLUME_STORAGE:-/mnt/docker-volumes}/nginx/www-data:/var/www # place your files for web here
       - ${DOCKER_VOLUME_STORAGE:-/mnt/docker-volumes}/nginx/nginx-conf:/etc/nginx/conf.d # place provided nginx.conf here
       - ${DOCKER_VOLUME_STORAGE:-/mnt/docker-volumes}/nginx/logs:/var/log/nginx
-    container_name: nginx
     restart: unless-stopped
     ports:
       - 8080:80
+    expose:
+      - 80
     #networks:
     #   - proxy
     #labels:
@@ -24,11 +25,11 @@ services:
   
   php:
     image: php:8-fpm-alpine
+    container_name: php    
     hostname: php
     volumes:
       - ${DOCKER_VOLUME_STORAGE:-/mnt/docker-volumes}/nginx/www-data:/var/www # must be same path to www-data as above
       #- ${DOCKER_VOLUME_STORAGE:-/mnt/docker-volumes}/php/custom-php.ini:/usr/local/etc/php/conf.d/php.ini:ro
-    container_name: php
     restart: unless-stopped
     working_dir: /var/www
     expose: