split compose file

docker-compose.wordpress.yml

@@ -0,0 +1,16 @@
+services:
+    wordpress:
+        container_name: wordpress
+        environment:
+        - WORDPRESS_DB_HOST=pgsql
+        - WORDPRESS_DB_USER=wordpress
+        - WORDPRESS_DB_PASSWORD=wordpress
+        - WORDPRESS_DB_NAME=wordpress
+        image: wordpress:mod
+        links:
+        - pgsql
+        ports:
+        - 8888:80
+        restart: unless-stopped
+        volumes:
+        - /opt/wordpress:/var/www/html