app.json

{
    "name": "Craft CMS Application",
    "description": "A sample app + starterkit for deploying Craft 4 to Heroku.",
    "keywords": [
        "craftcms",
        "craft",
        "php"
    ],
    "website": "https://oof.studio/",
    "repository": "https://github.com/oof-bar/craft-heroku",
    "success_url": "/admin/install",
    "scripts": {},
    "env": {
        "CRAFT_ENVIRONMENT": {
            "description": "The Craft environment for this app.",
            "value": "production"
        },
        "CRAFT_LICENSE_KEY": {
            "description": "The contents of your Craft license key file. Preserve newlines!"
        },
        "CRAFT_SECURITY_KEY": {
            "description": "A secret key for verifying the integrity of signed cookies.",
            "generator": "secret"
        },
        "CRAFT_STORAGE_PATH": {
            "description": "Where we should store Craft runtime artifacts. Must be writable by the Heroku web process, and assumed ephemeral. This is not a place to permanently store uploaded files.",
            "value": "/tmp"
        },
        "CRAFT_EPHEMERAL": {
            "description": "This value tells Craft to treat the filesystem as ephemeral. It also redirects logs to stdout/stderr.",
            "value": "true"
        },
        "CRAFT_ALLOW_ADMIN_CHANGES": {
            "description": "Changes to system configuration should only happen in local development.",
            "value": "false"
        },
        "MAILER_FROM_ADDRESS": {
            "description": "The email address your application will use as the default sender. Craft will not likely be able to send email, out-of-the-box—it is recommended that you ",
            "required": true
        }
    },
    "formation": {
        "web": {
            "quantity": 2,
            "size": "standard-1x"
        },
        "worker": {
            "quantity": 1,
            "size": "standard-1x"
        }
    },
    "addons": [
        "heroku-postgresql",
        "heroku-redis"
    ],
    "buildpacks": [
        {
            "url": "heroku/php"
        }
    ],
    "environments": {
        "staging": {
            "env": {
                "ENVIRONMENT": "production"
            }
        }
    }
}