composer.json

{
    "name": "zomnium/flynn-wp",
    "description": "A template for installing and running WordPress on Flynn",
    "require": {
        "php": "~5.6.0",
        "WordPress/WordPress": "*"
    },
    "repositories": [
        {
            "type": "package",
            "package": {
                "name": "WordPress/WordPress",
                "version": "4.7.3",
                "dist": {
                    "type": "zip",
                    "url": "https://github.com/WordPress/WordPress/archive/4.7.3.zip"
                }
            }
        },
        {
            "type":"composer",
            "url":"https://wpackagist.org"
        }
    ],
    "scripts": {
        "post-install-cmd": [
            "rm -rf tmp/public.building tmp/public.old",
            "mkdir -p tmp/public.building",
            "cp -R vendor/WordPress/WordPress/* tmp/public.building",
            "cp -R public/* tmp/public.building",
            "touch public.built",
            "mv public.built tmp/public.old && mv tmp/public.building public.built",
            "rm -rf tmp/public.old"
        ]
    }
}