Integrate into Checker Node

[juliangruber]

https://github.com/CheckerNetwork/node/blob/e0985f1a58c48ab0d51dfe783fbe0efe4890d145/lib/zinnia.js#L11-L16

https://github.com/CheckerNetwork/node/blob/e0985f1a58c48ab0d51dfe783fbe0efe4890d145/test/checker.js#L15

https://github.com/CheckerNetwork/node/blob/e0985f1a58c48ab0d51dfe783fbe0efe4890d145/.github/workflows/ci.yml#L103-L104

Blocked by #5
Blocked by #6
Blocks #9