Composer is a tool for dependency management in PHP. It allows you to declare the libraries your project depends on and manages (install/update) them for you. * [Deploy a new Vultr Ubuntu 20.04 (x64) cloud server](https://my.vultr.com/deploy/) * [Update the server according to the Ubuntu best practices guide](https://docs.vultr.com/how-to-update-a-vultr-cloud-server#how-to-update-debian--ubuntu) Composer uses PHP, and it is best to ensure the latest PHP binaries get installed by adding the repos......