some .js &.sh files helpful for starting geth quickly!
First you should install the geth and some depended package.
you can install geth according to bellow link
https://github.com/ethereum/go-ethereum
For this project,it runs in Liunx Ubuntu,you should check out the environment
The genesis block can be written manually in the json file or you can creat the genesis.json file using the puppeth follow its tip.