navigate to this directory and rename the example file mv example.env .env
go run main.go
open a web browser and visit http://localhost:8080/
to write new blocks, send a POST request (I like to use Postman) to http://localhost:8080/ with a JSON payload with BPM as the key and an integer as the value. For example:
{"BPM":50}
watch your Terminal to see Proof of Work in action!