IOT Aquarium controller

With this project I wanted to keep things as simplest as they can be. The instructions that you will find below to be usable for any newcomer that joins the IOT world and want to build a cat or a dog feeder.
I wanted to build this project since some time now but due to various reasons I didn't do it. I was looking also on thingverse.com for some already build fish tank feeders but none that I found there was ok for my needs. Winning a free Smart 7688 DUO board at "The Future of Smart Home and O