- `LOGGING` environment variable `json` or `human`
- `NODEID` environment variable (integer)
- Much cleaner go code
- Listener for exit of program to do cleanup
- All code is in packages except main.go
- Custom logger package added
- Connectivity checks reworked
- Healthcheck server on localhost only, so not exposed to outside world
- Updated `go.mod` and `go.sum`