I am currently using Heroku for live apps, and it is indeed simple enough to use without having to do all these things, but one thing that I intend to use is to

I am currently using Heroku for live apps, and it is indeed simple enough to use without having to do all these things, but one thing that I intend to use is to automate my VMs setup. I am currently using Vagrant to automate some system configuration such as security keys and port forwarding, but I still install all my packages manually. I am not looking to be so proficient that I can handle a production server, but I do wish that I can automate some of my development workflow.