Update README with an install description

README.md

@@ -1 +1,25 @@
-# turniere-frontend
+# turniere-frontend
+
+## Prerequisites
+
+You'll need Node.js and a package manager for Node.js (like npm or Yarn; We recommend Yarn) installed on your system in order to run this program. You can see how to install Node.js [here](https://nodejs.org/en/).
+
+## Setup the project
+
+First of course you'll need to clone this repository:
+
+```
+$ git clone https://github.com/turniere/turniere-frontend.git
+```
+
+Afterwards you'll have to navigate into the created folder and install React aswell as Express with your pacakge manager:
+
+```
+$ yarn add --save react react-dom next express
+```
+
+Afterwards you may simply run the developer version of the project:
+
+```
+$ yarn run dev
+```