Update Readme.md

Readme.md

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 [![Discord](https://img.shields.io/discord/316245914987528193?logo=discord)](https://discord.com/invite/v8dAnFV) [![Youtube](https://img.shields.io/badge/YouTube-FF0000?style=flat-square&logo=youtube&logoColor=white)](https://www.youtube.com/channel/UCrjKdwxaQMSV_NDywgKXVmw) [![Twitter URL](https://img.shields.io/twitter/follow/novaspirittech?style=flat-square&logo=twitter)](https://twitter.com/novaspirittech)
 
+This git is a collection of tutorials for docker / portainer made using raspberry pi / arm
+
 install_docker.sh -> this script will install docker and add user pi to the docker group
 
 install_portainer.sh -> this script will install portainer
 
+[(https://github.com/novaspirit/pi-hosted/blob/main/apptemplate.png?raw=true)]
+
+
 ### Pi-hosted Youtube series
 #### Part 1: Installing docker and portainer
 [![Part 1: Installing docker and portainer](https://i.ytimg.com/vi/cO2-gQ09Jj0/hqdefault.jpg)](https://www.youtube.com/watch?v=cO2-gQ09Jj0 "Installing docker and portainer")