docker-compose ymal file with wordpress and mysql

[root@node2 sample-project5]# cat docker-compose.yml
version: '2'

services:

 database:
   image: mysql:5.7
   environment:
     MYSQL_ROOT_PASSWORD: password

 wordpress:
    image: wordpress
    ports:
      - "8080:80"
    links:
      - database:mysql
    environment:
      WORDPRESS_DB_PASSWORD: password

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[root@node2 sample-project6]# cat docker-compose.yml
version: '3'

services:
   wepapp1:
     image: nginx
     ports:
       - 8082:80
   wepapp2:
     image: nginx
     ports:
       - 8081:80