Atatus PHP Agent in Heroku PHP apps

Follow the below mentioned steps to install Atatus in Heroku.

Set Atatus Heroku PHP extension repo

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```
heroku config:set HEROKU_PHP_PLATFORM_REPOSITORIES="https://s3.amazonaws.com/atatus-php-heroku-ext/heroku/"
```
You need to set license key in the config to enable Atatus on Heroku.

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```
heroku config:set ATATUS_LICENSE_KEY="lic_apm_********" ATATUS_APP_NAME="My PHP App"
```

Add Atatus Heroku extension in composer.json from the previous remote package repository.

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{
    "require": {
        "ext-atatus": "1.10.3"
    },
    "config": {
        "platform": {
            "ext-atatus": "1.10.3"
        }
    }
}

Install Atatus Heroku extension.

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```
composer update ext-atatus
```
Commit those changes to Heroku and deploy your application once again.

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```
git add composer.json composer.lock
git commit -m 'Add ext-atatus dependency to Heroku app'
git push heroku master
```