Update README.md

README.md

@@ -12,6 +12,15 @@ For JavaScript dependencies [yarn](https://yarnpkg.com) is needed and [nvm](http
 
 For running the application docker and docker-compose are also required.
 
+Docker installation instruction:
+    ubuntu: https://docs.docker.com/engine/install/ubuntu/
+    windows: https://docs.docker.com/desktop/windows/install/
+    Mac: https://docs.docker.com/desktop/mac/install/
+
+Docker Compose
+    https://github.com/docker/compose
+
+
 ## Installation
 
 1. Clone the repository with: `git clone https://gitlab.gwdg.de/farbenlehre/gfl-app-new.git`