The Azure Resource Manager template is for deploying
- New Web App instance of PHP 7.0 under Free plan
- Then install the site extension Composer to the Web App
This instruction assumes that you already have
- Microsoft Azure subscription
- Azure CLI 2.0
$ az group deployment create -g ${your_resource_group} --template-uri https://gist.githubusercontent.com/satoryu/d41b68f4c2529ea344c475c4dfd6c912/raw/4b44b694d4970240a1487c3961decdc5e73b2be6/deployWebAppForPHPwithComposer.json
That's it.