key value storage is okay

go run main.go

set value 'content' to 'mykey'

curl -X POST 'http://127.0.0.1:8021/mykey' --data-raw 'content'

get value of key 'mykey'

curl -X GET 'http://127.0.0.1:8021/mykey'

delete value of key 'mykey'

curl -X DELETE 'http://127.0.0.1:8021/mykey'